A virtual magazine for a true passion!

Editor: Jaap Horst


Volume 26, Issue 1

 

All Bugatti Types: Specifications, Descriptions

By Nick Keukelinck

Nick Keukelinck put together this immensely detailed list of all Bugattis; including many variations of what most of us think of as a single type; and then even more different variations!

Click on any of the types below (and yes; if you see the same type twice, there are differences), to jump directly to the specific type, or just scroll through the 85 different types, and increase your Bugatti knowledge!

T10 6/7 PS. 4

T13 8v 6/7 PS. 5

T13/27 16v. 6

T13 16v. 7

T13 16v Brescia  Modifiée. 8

T13 16v Full Brescia. 9

T13 16v Full Brescia. 11

T14 (experimental 8). 12

T15 8v 6/7 PS. 13

T15 8v 6/7 PS. 14

T18, T21 19/100 Garros. 15

T22 8v 6/7 PS. 16

T22 16v. 17

T22 16v Brescia  Modifiée. 18

T22 16v Full Brescia. 19

T22 16v Full Brescia. 20

T23 8v 6/7 PS. 21

T23 16v. 22

T23 16v Brescia  Modifiée. 23

T23 16v Full Brescia. 24

T23 16v Full Brescia. 25

T28. 26

T29/30. 27

T22/30. 28

T23/30. 29

T30. 30

T30A.. 31

T32 Tank. 32

T33. 33

T35. 34

T35C. 35

T35T. 36

T35B. 37

T35/36. 38

T35A Tecla. 39

T36. 40

T37. 41

T37A.. 42

T38. 43

T38A.. 44

T39. 45

T39A.. 46

T39B. 47

T39C. 48

T39D.. 49

T40. 50

T40. 51

T40 Lydia. 52

T40A.. 53

T41 Royale. 54

T43. 55

T43a. 56

T44. 57

T45. 58

T46. 59

T46S. 60

T47. 61

T49. 62

T49. 63

T50. 64

T50T. 65

T51C. 66

T51. 67

T51A.. 68

T53. 69

T54. 70

T55. 71

T57. 72

T57C. 73

T57S. 74

T57SC. 75

T57G.. 76

T59. 78

T59/50S. 79

T59/50BI 80

T59/50BII 81

T59/50BIII 82

T64. 83

T68. 83

T73A.. 84

T73C. 85

T101. 86

T101C. 87

T102. 88

T251. 89

T252, T253. 90

 


T10 6/7 PS

 

Production:                                          Apr 1909

Number:                                               1

 

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      62 x 100 mm

Displacement:                                     1208 cc                

Main bearings:                                    2 ball bearings

Connection rod bearings:                 Plain bearings

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Distribution:                                         Vertical drive shaft with bevel gears (front).

Lubrication:                                         Drip lubrication, mechanical pump,  splash lubrication

Petrol supply:                                      Gravity, petrol tank to footplate.

Ignition:                                                Magneto ignition.

Cooling:                                                Honeycomb radiator.

 

Transmission:                                      Rear-wheel drive, moving drive shafts.

Clutch:                                                  Multiple Brevet-Bugatti  clutch.

Gearbox:                                              4 gears and reverse,  shaft drive.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with semi-elliptical leaf springs Plain into bronze bearings

Brakes                                                   External handbrake on rear wheels, foot brake with  external brake on drive shaft.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1000/1000 mm

Wheels:                                                Wood

Tires:                                                     Front: 650/65,  rear 650/80.

 

 

 

 

 

 

 

 

 

 

 

T13 8v 6/7 PS

 

Production:                                          1910- Feb 1920

Number:                                               483 (all T13 8v, T15, T17, T22 8v and T23 8v)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      65 x 100 mm

Displacement:                                     1327 cc 

Main bearings:                                    First cars 2 ball bearings, later 3 bronze plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Power:                                                  18 hp/ 2500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Total loss with mechanical pump,  splash lubrication, reservoir dashboard. Since 1913 double oil pump in front of cylinder head and two oil reservoirs.

Petrol supply:                                      First cars 1 Bugatti later 1 Zenith (right), suction through engine block. Exhaust pressure, petrol tank at the back (32 l).

Ignition:                                                Bosch magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3.44 or 1:2.82

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with semi elliptic leaf springs, from 1913 inverted quarter elliptic leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 400 kg (naked chassis)

Wheels:                                                Wood, later wire spokes

Tires:                                                     Front: 700/85,  rear 700/85.

 

Specific:

-CHASSIS number 361 to 843. (all 8v's)

-From 1910 to 1912 hexagonal radiator; from 1913 pear-shaped radiator

-First cars aluminum valve cover with 12 inspection holes, later lid with signature.

-Last chassis for WWI was 706, first after WWI 737

"Chassis" 754 and 759 were referred to as T19 and had quarter-intelligent rear springs.

-26 8v's left.

 T13/27 16v

 

Production:                                          1914 and 1920

Number:                                               4

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      66 x 100 mm

Displacement:                                     1368 cc 

Main bearings:                                    3 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Jet lubrication  (1 jet), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 901 to 904 (T13 only).

-Exhaust right, inlet left (only Bugatti with this setup).

-Chassis ditto as 8v chassis.

 

 

 

 

 

T13 16v

 

Production:                                          Feb 1920-1922

Number:                                               658 (T13, T22 16v, T23 16v)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      68 x 100 mm

Displacement:                                     1453 cc 

Main bearings:                                    3 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Jet lubrication  (1 jet), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction through engine block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut.  Free-standing steering box.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                    

Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 905-1611 (50 Full Brescia's).

-Exhaust right, inlet left (only Bugatti with this setup).

-From 1921 slimmer peer radiator (10:7).

"Chassis" 911 and 924 are referred to as a T19 and had 65 x 100 mm engine.

-Chassis ditto as 8v chassis.

 

 

T13 16v Brescia  Modifiée

 

Production:1923-1926                     

Number:1295 (T13, T22, T23)                                        

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.                           

Boring x stroke:                                   69 x 100 mm                       

Cylinder capacity:                               1496 cc                                

Main bearings:                                    2 ball bearings, front plain bearings.                             

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 head valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Jet lubrication (1 jet, later 2 jets), mechanical pump,  splash lubrication

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction through engine block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. 1-2-4-3.               

Cooling:                                                                Honeycomb radiator, centrifugal pump.                                                      

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).                        

Gearbox:                                              Separate, 4 gears and reverse, reinforced T30 gearbox, two arms over full width chassis.

Gear lever:                                           Right,1st  forward.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft. From 1925 four-wheel brakes.

Steering:                                               Screw and nut. First 60 chassis' free-standing steering box, rest integrated into engine bracket.

 

General dates:

Wheelbase:                                         2000 mm                             

Track front/rear:                                 1150/1150 mm   

Weight:                                                 450 kg                                                  

Wheels:                                                Wire spokes                                        

Tires:                                                     Front 710/90,  rear 710/90.                                                           

 

Specific:

-CHASSIS number 1612-2906.

-Exhaust right, inlet left (only Bugatti with this setup).

-From 1924 wide (4:3) radiator.

-Front and rear axle of T30.

-Chassis ditto as 8v chassis.

 

T13 16v Full Brescia

 

Production:                                          1921

Number:                                               12 (1453 cc and 1496 cc)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      68 x 100 mm

Displacement:                                     1453 cc 

Main bearings:                                    2 ball bearings, front plain bearings                                             

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  45 hp/4000-4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Jet lubrication  (2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suctioned by engine block.  Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 2 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates)

Gearbox:                                              Separate, 4 gears and reverse, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-Between chassis numbers 1163 and 1611.

-Exhaust right, inlet left (only Bugatti with this setup).

-Reinforced gearbox and lowered front axle.

-Chassis ditto as 8v chassis.

 

 

 

 

T13 16v Full Brescia

 

Production:                                          1921

Number:                                               12 (1453 cc and 1496 cc)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    2 ball bearings, front plain bearings

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  45 hp/4000-4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Jet lubrication  (2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suctioned by engine block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 2 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-Between the chassis numbers 1163 and 1611.

-Exhaust right, inlet left (only Bugatti with this setup).

-Reinforced gearbox and lowered front axle.

-Chassis ditto as 8v chassis.

 

 

 

T14 (experimental 8)

 

Production:                                          1912

Number:                                               1

                                              

Engine:                                                 

Cylinders:                                             8 in line, 2 monoblock on aluminum crank case, coupled via flexible joint.

Bore x stroke:                                      65 x 100 mm

Displacement:                                     2654 cc 

Main bearings:                                    6 plain bearings. 

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2x1 overhead cam shaft with curved valve  tappets, 2 head valves per cylinder.

Power:                                                  36 hp/ 2500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Drip lubrication, mechanical pump,  splash lubrication

Petrol supply:                                      2 Zenith (right), suction trough cylinder block. Exhaust pressure, petrol tank at the back (32 l).

Ignition:                                                Magneto  ignition (2 magnets), 1 spark plug per cylinder.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid forged steel shaft with semi-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2550 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 400 kg (naked chassis)

Wheels:                                                Wood or wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-First Bugatti with eight-cylinder engine and monoplace bodywork.

 

 

 

 

 

T15 8v 6/7 PS

 

Production:                                          1910-1913

Number:                                               483 (all T13 8v, T15, T17, T22 8v and T23 8v)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase

Bore x stroke:                                      65 x 100 mm

Displacement:                                     1327 cc 

Main bearings:                                    First cars 2 ball bearings, later 3 bronze plain bearings.           

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Power:                                                  18 hp/ 2500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Total loss with mechanical pump,  splash lubrication, reservoir dashboard. Since 1913 double oil pump in front of cylinder head.

Petrol supply:                                      First cars 1 Bugatti later 1 Zenith (right), suction trough cylinder block. Exhaust pressure, petrol tank at the back (32 l).

Ignition:                                                Bosch magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3.44 or 1:2.82

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double semi-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 400 kg (naked chassis)

Wheels:                                                Wood, later wire spokes

Tires:                                                     Front: 700/80,  rear 700/85.

 

Specific:

-CHASSIS number 361 to 843. (all 8v's)

-First T15 #365 (oldest Bugatti still existing).

-From 1910 to 1912 hexagonal radiator; from 1913 pear-shaped radiator

-First cars aluminum valve cover with 12 inspection holes, later lid with signature.

-Last chassis for WWI was 706, first after WWI 737

-26 8v's left.

 

T15 8v 6/7 PS

 

Production:                                          1910-1913

Number:                                               483 (all T13 8v, T15, T17, T22 8v and T23 8v)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase

Bore x stroke:                                      65 x 100 mm

Displacement:                                     1327 cc 

Main bearings:                                    First cars 2 ball bearings, later 3 bronze plain bearings.           

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Power:                                                  18 hp/ 2500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, front.

Lubrication:                                         Total loss with mechanical pump,  splash lubrication, reservoir dashboard. Since 1913 double oil pump in front of cylinder head.

Petrol supply:                                      First cars 1 Bugatti later 1 Zenith (right), suction trough cylinder block. Exhaust pressure, petrol tank at the back (32 l).

Ignition:                                                Bosch magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3.44 or 1:2.82

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double semi-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 400 kg (naked chassis)

Wheels:                                                Wood, later wire spokes

Tires:                                                     Front: 700/80,  rear 700/85.

 

Specific:

-CHASSIS number 361 to 843. (all 8v's)

-First T15 #365 (oldest Bugatti still existing).

-From 1910 to 1912 hexagonal radiator; from 1913 pear-shaped radiator

-First cars aluminum valve cover with 12 inspection holes, later lid with signature.

-Last chassis for WWI was 706, first after WWI 737

-26 8v's left.

 

T18, T21 19/100 Garros

 

Production:                                          1912-1915

Number:                                               T18 5, T21 3

                                              

Engine:                                                 

Cylinders:                                             4 in line

Boring x stroke:                                   100 x 160 mm, (#714 100 x 180 mm)

Displacement:                                     5026 cc  , (#714 5670 mm)

Main bearings:                                    #471 5 Plain bearings, rest 3 Plain bearings 

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves (2 inlet, 1 exhaust) per cylinder.

Power:                                                  90 hp/ 2700 rpm.

Distribution:                                         Vertical drive shaft with bevel gears (front).

Lubrication:                                         Low pressure pump with jets.

Petrol supply:                                      1 Zenith (right). Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch.

Gearbox:                                              Separate with integrated differential, 4 gears and reverse, chain drive, #714 propellor shaft drive.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel shaft with double semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with semi-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on secondary axle.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2540 mm, some 2400 mm.

Front/rear track:                                 1250/1250 mm

Weight:                                                 1250 kg

Wheels:                                                Rudge-Withworthspokes

Tires:                                                     Front: 880/120,  rear 880/120.

 

Specific:

-Chassis similar to Deutz T8.

-T18, chassis 471, 472, 473, 474, 714, 716.

-First T18, #471 has 5 main bearings and was also called the T16. Presumably Prince Henry engine from 1910.

-#714 (Indianapolis car 1914) had a bore of 180 mm and propellor shaft drive.

-T18 was initially designed as a reserve for the Peugeot L76.

-The T21 (Deutz car/Prince Henry wagon) has the same layout  as T18 (chassis' 475, 715 and 716).

-Brescia-like radiator.

 

 

 

T22 8v 6/7 PS

 

Production:                                          1914-end 1920

Number:                                               483 (all T13 8v, T15, T17, T22 8v and T23 8v)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase

Bore x stroke:                                      65 x 100 mm

Displacement:                                     1327 cc 

Main bearings:                                    3 Plain bearings  

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Power:                                                  18 hp/ 2500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Drip lubrication, mechanical pump,  splash lubrication

Petrol supply:                                      1 Zenith (right), suction trough cylinder block. Exhaust pressure, petrol tank at the back (32 l).

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3.44 or 1:2.82

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 400 kg (naked chassis)

Wheels:                                                Wood, later wire spokes

Tires:                                                     Front: 700/85,  rear 700/85.

 

Specific:

-CHASSIS number 361 to 843. (all 8v)

-Last chassis for WWI was 706.

 

 

 

T22 16v

 

Production:                                          1920-1922

Number:                                               658 (T13, T22, T23)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      68 x 100 mm

Displacement:                                     1453 cc 

Main bearings:                                    3 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication  (1 jet), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left). Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

Steering:                                               Screw and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 575 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 905-1611 (50 Full Brescia's).

-Exhaust right, inlet left (only Bugatti with this setup).

-T22 would initially be renamed T25 with 68 x 108 mm (1568 cc) engine after WWI.

-From 1921 slimmer peer radiator (10:7).

-Chassis ditto as 8v chassis.

 

 

 

 

T22 16v Brescia  Modifiée

 

Production:                                          1923-1926

Number:                                               1295 (T13, T22, T23)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    2 ball bearings, front plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication  (1 jet, later 2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block Exhaust pressure, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  reinforced T30 gearbox, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft. From 1925 four-wheel brakes.

 Steering:                                              Worm and nut. First 60 chassis' free-standing steering box, rest integrated into engine bracket.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 525 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 1612-2906.

-Exhaust right, inlet left (only Bugatti with this setup).

-From 1924 wide (4:3) radiator.

-Front and rear axle of T30.

-Chassis ditto as 8v chassis.

 

T22 16v Full Brescia

 

Production:                                          1921

Number:                                               10 (1453 cc and 1496 cc)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      68 x 100 mm

Displacement:                                     1453 cc 

Main bearings:                                    2 ball bearings, front plain bearings

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  45 hp/4000-4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication  (2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 2 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-Between the chassis numbers 905-1611, but after #1163.

-Exhaust right, inlet left (only Bugatti with this setup).

-Reinforced gearbox and lowered front axle.

-Chassis ditto as 8v chassis.

 

 

 

 

T22 16v Full Brescia

 

Production:                                          1921

Number:                                               10 (1453 cc and 1496 cc)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    2 Ball bearings, front plain bearings

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  45 hp/4000-4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication  (2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block, Exhaust pressure, petrol tank at the back.

Ignition:                                                Magneto  ignition, 2 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-Between the chassis numbers 905-1611, but after #1163.

-Exhaust right, inlet left (only Bugatti with this setup).

-Reinforced gearbox and lowered front axle.

 

 

 

 

T23 8v 6/7 PS

 

Production:                                          1914-end 1920

Number:                                               483 (all T13 8v, T15, T17, T22 8v and T23 8v)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      65 x 100 mm

Displacement:                                     1327 cc 

Main bearings:                                    3 Plain bearings  

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Power:                                                  18 hp/ 2500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Drip lubrication, mechanical pump,  splash lubrication

Petrol supply:                                      1 Zenith (right), suction trough cylinder block. Exhaust pressure, petrol tank at the back (32 l).

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3.44 or 1:2.82

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid forged steel  axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2550 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 400 kg (naked chassis)

Wheels:                                                Wood, later wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 361 to 843. (all 8v)

-Last chassis for WWI was 706.

 

 

 

 

T23 16v

 

Production:                                          1920-1922

Number:                                               658 (T13, T22, T23)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      68 x 100 mm

Displacement:                                     1453 cc 

Main bearings:                                    3 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication  (1 jet), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2550 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 600 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 905-1611 (50 Full Brescia's).

-Exhaust right, inlet left (only Bugatti with this setup).

-From 1921 slimmer peer radiator (10:7).

-T23 would initially be renamed T26 with 68 x 108 mm (1568 cc) engine after WWI.

-Chassis ditto as 8v chassis.

 

 

 

T23 16v Brescia  Modifiée

 

Production:                                          1923-1926

Number:                                               1295 (T13, T22, T23)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    2 ball bearings, front plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  30 hp/3000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication  (1 jet, later 2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch.

Gearbox:                                              Separate, 4 gears and reverse,  reinforced T30 gearbox, two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft. From 1925 four-wheel brakes.

 Steering:                                              Worm and nut. First 60 chassis' free-standing steering box, rest integrated into engine bracket.

 

General dates:

Wheelbase:                                         2550 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 600 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-CHASSIS number 1612-2906.

-Exhaust right, inlet left (only Bugatti with this setup).

-From 1924 wide (4:3) radiator.

-Front and rear axle of T30.

-Chassis ditto as 8v chassis.

 

 

T23 16v Full Brescia

 

Production:                                          1921

Number:                                               17 (1453 cc and 1496 cc)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      68 x 100 mm

Displacement:                                     1453 cc 

Main bearings:                                    2 Ball bearings, front plain bearings

Connection rod  bearings:                Roller bearings..

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  45 hp/4000-4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front)

Lubrication:                                         Jet lubrication  (2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block Exhaust pressure, petrol tank at the back.

Ignition:                                                Magneto  ignition, 2 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2550 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-Between the chassis numbers 905-1611, but after #1163.

-Exhaust right, inlet left (only Bugatti with this setup).

-Reinforced gearbox and lowered front axle.

-Chassis ditto as 8v chassis.

 

 

 

 

T23 16v Full Brescia

 

Production:                                          1921

Number:                                               17 (1453 cc and 1496 cc)

                                              

Engine:                                                 

Cylinders:                                             4 in line, monoblock on aluminum crankcase.

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    2 Ball bearings, front plain bearings

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 4 valves per cylinder.

Power:                                                  45 hp/4000-4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front)

Lubrication:                                         Jet lubrication  (2 jets), mechanical pump,  splash lubrication.

Petrol supply:                                      1 Zenith 30 or 1 Zenith 36 (left), suction trough cylinder block. Exhaust pressure, petrol tank in the back.

Ignition:                                                Magneto  ignition, 2 spark plug per cylinder. 1-2-4-3.

Cooling:                                                Honeycomb radiator, centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple Brevet-Bugatti clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  two arms over full width chassis.

Gear lever:                                           Right, 1st  forward.

Gear  ratios:                                         I 3.20 II 1.87 III 1.30 IV 1.00

Final ratio:                                            1:3,2 or 1:3.46 or 1:3:75

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with double inverted quarter elliptical leaf springs.

Brakes                                                   Expanding handbrake on rear wheels, foot brake with  External brake on drive shaft.

 Steering:                                              Worm and nut. Free-standing steering box.

 

General dates:

Wheelbase:                                         2550 mm

Front/rear track:                                 1150/1150 mm

Weight:                                                 450 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 710/90,  rear 710/90.

 

Specific:

-Between the chassis numbers 905-1611, but after #1163.

-Exhaust right, inlet left (only Bugatti with this setup).

-Reinforced gearbox and lowered front axle.

-Chassis ditto as 8v chassis.

 

 

T28

 

Production:                                          Oct 1921

Number:                                               1

                                              

Engine:                                                 

Cylinders:                                             8 in line (2 x 4) on aluminum crank case.

Bore x stroke:                                      69 x 100 mm

Displacement:                                     2991 cc 

Main bearings:                                    9 Plain bearings  

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 head valves per cylinder (2 intake and 1 exhaust)

Power:                                                  90 hp/3400 rpm.

Distribution:                                         Vertical drive shaft with bevel gears (above and below 1 tooth difference and friction damper) in the middle.

Lubrication:                                         Jet lubrication

Petrol supply:                                      2 Bugatti.

Ignition:                                                Magneto  ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Transaxle 2 gears and reverse.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with double semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Four-wheel brakes with cables (hydraulically planned)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3150 mm

Front/rear track:                                 1300/1300 mm

Wheels:                                                Wire spokes

Tires:                                                     Front: 820/120,  rear 820/120.

 

Specific:

-CHASSIS number 5001 , (only Bugatti with 5000 chassis number).

-Had a Sedanca de Ville bodywork.

 

 

 

 

 

 

 

 

T29/30

 

Production:                                          Jul 1922 -May 1923

Number:7                                            

                                              

Engine:                                                 

Cylinders:                                             8 in line (2 x 4), on split alu crankcase. Directly frame-mounted, no engine bracket.

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearing, 1 pressure bearing                                 

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft with curved valve  tappets, 2 valves per cylinder.

Power:                                                  100 hp/5000 rpm.

Distribution:                                         Vertical drive shaft with conische gears, front.

Lubrication:                                         Jetlubrication.                                     

Petrol supply:                                      2 Zenith 36                          

Ignition:                                                Double Magneto ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                                Honeycomb radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Central, 4 gears and reverse,  shaft drive.

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3,86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Hydraulic front brakes, handbrake with cable on the rear wheels.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Wheels:                                                Wire spokes                                        

Tires:                                                     Front: 765/105,  rear 765/105.

 

Specific:

-T29 was planned as an eight-cylinder 1.5 liter.

-Chassis numbers 4001-4004 Strasbourg cars, 4014-4016 Indianapoliswagen.

"Chassis" 4001 to 4004 still had the wider radiators, the Indianapolis cars the specific horseshoe radiator (shaped by Louis Béchereau of SPAD).

-Chassis Brescia T22

-#4002 and #4004 possible with 5 main bearings.

-T30 first Bugatti with rectangular engine.

 

 

 

 

T22/30

 

Production:1922-1926                     

Number:29                                         

                                              

Engine:                                                 

Cylinders:                                             8 in line (2 x 4), on split alu crankcase. Directly frame-mounted, engine bracket.

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings and a pressure bearing                         

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/3800 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication.

Petrol supply:                                      2 Zenith 36, later 1 Zenith.                              

Ignition:                                                Magneto ignition, later coil ignition 1 spark plug per cil.    1-5-2-6-3-7-4-8  (first copies 2 spark plugs per cil).

Cooling:                                                Honeycomb radiator (first with and later without cut-out starting trade),  centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:4,16 or 1:4.50

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Hydraulic front brakes, handbrake with cables on rear wheels. From 1925 cables on the four wheels, (for 270 mm, rear 400 mm).

 Steering:                                              Worm and nut. .

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 825 kg                                                  

Wheels:                                                Wire spokes                                        

Tires:                                                     For: 765/105, later 820 or 880/120,  rear 765/105, later 820 or 880/120

 

Specific:

-CHASSIS numbers 4001-4737 but mixed with T29, T32 and T35

-First T30 chassis 4030.

-Fewer than 50 surviving cars.

-Brescia radiator, chassis and axles of last series T22, Brescia gearbox.

-T30 first Bugatti with rectangular engine.

-Only Bugatti available with four different WB.

 

 

T23/30

 

Production:                                          1922-1926                          

Number:19                                         

                                              

Engine:                                                  8 in line (2 x 4), on split alu crankcase. Directly frame-mounted, engine bracket.

Cylinders:                                             8 in line (2 x 4)                    

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings and a pressure bearing                         

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/3800 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. 

Petrol supply:                                      2 Zenith 36, later 1 Zenith.                              

 Ignition:                                               Magneto ignition, later coil ignition 1 spark plug per cil.    1-5-2-6-3-7-4-8  (first copies 2 spark plugs per cil).

Cooling:                                                Honeycomb radiator(first with and later without cut-out starting trade),  centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates)

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:4,16 or 1:4.50

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Hydraulic front brakes, handbrake with cables on rear wheels. From 1925 cables on the four wheels, (for 270 mm, rear 400 mm).

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2550 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 825 kg                                                  

Wheels:                                                Wire spokes                                        

Tires:                                                     For: 765/105, later 820 or 880/120,  rear 765/105, later 820 or 880/120

 

Specific:

-CHASSIS numbers 4001-4737 but mixed with T29, T32 and T35

-First T30 chassis 4030.

-Fewer than 50 surviving cars.

-Brescia radiator, chassis and axles of last series T23, Brescia gearbox.

-T30 first Bugatti with rectangular engine.

-Only Bugatti available with four different WB.

 

 

T30

 

Production:                                          1922-1926                          

Number:                                               502                                       

                                              

Engine:                                                 

Cylinders:                                             8 in line (2 x 4), on split alu crankcase Directly frame-mounted, engine bracket.

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings and a pressure bearing                         

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/3800 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. 

Petrol supply:                                      2 Zenith 36, later 1 Zenith.                              

Ignition:                                                Magneto ignition, later coil ignition 1 spark plug per cil.    1-5-2-6-3-7-4-8  (first copies 2 spark plugs per cil).

Cooling:                                                                Honeycomb radiator (first with and later without cut-out starting trade),  centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:4,16 or 1:4.50

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Hydraulic front brakes, handbrake with cables on rear wheels. From 1925 cables on the four wheels, (for 270 mm, rear 400 mm).

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2850 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 825 kg                                                  

Wheels:                                                Wire spokes                                        

Tires:                                                     For: 765/105, later 820 or 880/120,  rear 765/105, later 820 or 880/120

 

Specific:

-CHASSIS numbers 4001-4737 but mixed with T29, T32 and T35

-First T30 chassis 4030.

-Fewer than 50 surviving cars.

-Brescia radiator, longer version of chassis and axles of last series Brescia, Brescia gearbox.

-T30 first Bugatti with rectangular engine.

-Only Bugatti available with four different WB.

 

T30A

 

Production:                                          1922-1926                          

Number:37                                         

                                              

Engine:                                                                 

Cylinders:                                             8 in line (2 x 4), on split alu crankcase, Directly frame-mounted, engine bracket.

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings and a pressure bearing                         

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/3800 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. 

Petrol supply:                                      2 Zenith 36, later 1 Zenith.                              

 Ignition:                                               Magneto ignition, later coil ignition 1 spark plug per cil.    1-5-2-6-3-7-4-8  (first copies 2 spark plugs per cil).

Cooling:                                                                Honeycomb radiator (first with and later without cut-out starting trade),  centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:4,16 or 1:4.50

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Hydraulic front brakes, handbrake with cables on rear wheels. From 1925 cables on the four wheels, (for 270 mm, rear 400 mm).

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2976 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 825 kg                                                  

Wheels:                                                Wire spokes                                        

Tires:                                                     For: 765/105, later 820 or 880/120,  rear 765/105, later 820 or 880/120

 

Specific:

-CHASSIS numbers 4001-4737 but mixed with T29, T32 and T35

-First T30 chassis 4030.

-Fewer than 50 surviving cars.

-Brescia radiator, longer version of chassis and axles of last series Brescia, Brescia gearbox.

-T30 first Bugatti with rectangular engine.

-Only Bugatti available with four different WB.

 

T32 Tank

 

Production:                                          May  1923

Number:                                               5

                                              

Engine:                                                                 

Cylinders:                                             8 in line (2 x 4) on alu crankcase

Bore x stroke:                                      60 x 88 mm

Cylinder capacity:                               1991 cc 

Main bearings:                                    3 ball bearings and 2 roller bearings

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  90 hp/ 5000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears, (front).

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      2 Zenith 36, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              3-speed transaxle and reverse,  shaft drive.

Gear lever:                                           Right (inside bodywork).

Gear  ratios:                                         I 2.93 II 1.84 III 1.31 IV 1.00

Final ratio:                                            1:3.86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with inverted quarter-elliptical leaf springs.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic front brakes, cables on the rear wheels.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2000 mm

Front/rear track:                                 1050/1050 mm

Weight:                                                 760 kg

Wheels:                                                Wire spokes

Tires:                                                     Front: 4.40x21,  rear 4.40x21

 

Specific:

-CHASSIS numbers 4057-4061

-Chassis, front axle, rear axle, gearbox and bodywork specially designed for the T32.

-T30 engine formed base, but had 5 main bearings. Alu support arms replaced by corner irons to lower engine. T32 engine formed  Clutch between engine T30 and T32.

-First Molsheim bodywork.

-Only Bugatti with four quarter-elliptical leaf springs.

 

 

 

T33

 

Production:                                          1923 or 1924

Number:                                               1

                                              

Engine:                                                 

Cylinders:                                             8 in line (2 x4), on alu crankcase

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings and a pressure bearing                         

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/3800 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication.

Petrol supply:                                      2 Zenith 36.

 Ignition:                                               Magneto ignition, 1 spark plug per cil.    1-5-2-6-3-7-4-8

Cooling:                                                                Honeycomb radiator centrifugal pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates) in separate clutch house.

Gearbox:                                              Transaxle, 3 gears.

Gear lever:                                           Ball joint.

Final ratio:                                            1:3.21 or 1:3.85

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid H-shaped axle with semi-elliptical leaf springs.

Rear suspension:                                Rigid H-shaped axle with semi-elliptical leaf springs.

Brake                                                     Cables on the four wheels.

 Steering:                                              Worm and nut.

 

General dates:

 

Wheels:                                                Wire spokes                                        

Tires:                                                     28 x 4.00

 

Specific:

-Engine of T30.

 

T35

 

Production:                                          Jul  1924-1927

Number:95                                         

                                              

Engine:                                                  Shared crankcase.             

Cylinders:                                             8 in line (2 x 4)                    

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear).

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  100 hp/5000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. Special oil pipeline for front main bearing.

Power:                                                  2 Solex 35 or 2 Zenith 36, petrol tank at the back.                    

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. (Bosch FH8, Scintilla AG 8 or SEV) 1-5-2-6-3-7-4-8                   

Cooling:                                                                Honeycomb radiator, water pump                                                

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         I 2.42 II 1.84 III 1.30 IV 1.00

Final ratio:                                            1:3.60 or 1:3.86 or 1:4.15

 

Chassis:                                                 Pressed steel  ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut.  Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 750 kg                                                  

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90, 27 x 4.4, 28 x 4.95

 

Specific:

-Chassis numbers 4323-4965 (including T30, T35,T36 and T39)

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. 

-Chassis and bodywork ditto T37, T39 and T51.

-Prototype T35 had additional small leaf spring above the largest leaf spring in the front.

-First 10 T35's split chassis.

-First wheels had rim with 32 screws, later 24 screws.

 

 

T35C

 

Production:                                          1927-1930                          

Number:                                               52                                         

                                              

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)                    

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)                      

Connection rod bearings:                 Roller bearings.                                  

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  135 hp/5500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. Special oil pipeline for front main bearing.

Power:                                                  1 Zenith 48K, Rootscompressor, petrol tank at the back.                        

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. (Bosch FH8, Scintilla AG 8 or SEV) 1-5-2-6-3-7-4-8                   

Cooling:                                                                Honeycomb radiator, water pump                                                

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         I 2.42 II 1.84 III 1.30 IV 1.00

Final ratio:                                            1:3.60 or 1:3.86 or 1:4.15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (usually 330 mm drums integrated into wheel)

 Steering:                                              Worm and nut.  Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 750 kg                                                  

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90, 27 x 4.4, 28 x 4.95

 

Specific:

-Chassis numbers 4323-4965 (including T30, T35,T36 and T39)

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. 

-Chassis and bodywork ditto T37, T39 and T51.

-Compressor models have a hole at the top right in the bonnet (overpressure valve compressor)

 

 

 

T35T

 

Production:                                          1926-1927                          

Number:                                               11                                         

                                              

Engine:                                                  Shared crankcase.             

Cylinders:                                             8 in line (2 x 4)                    

Boring x stroke:                                   60 x 100 mm                       

Displacement:                                     2262 cc                                

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)                      

Connection rod bearings:                 Roller bearings.                                  

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  120 hp/5200 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. Special oil pipeline for front main bearing.

Power:                                                  2 Solex 40, petrol tank at the back.                               

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. (Bosch FH8, Scintilla AG 8 or SEV) 1-5-2-6-3-7-4-8                   

Cooling:                                                                Honeycomb radiator, water pump                                                

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         I 2.42 II 1.84 III 1.30 IV 1.00

Final ratio:                                            1:3.60 or 1:3.86 or 1:4.15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (270 mm drums integrated in wheel, later 330 mm)

 Steering:                                              Worm and nut.  Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 750 kg                                                  

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     28 x 4.75

 

Specific:

-CHASSIS numbers 4323-4965 (including T30, all T35,T36 and T39)

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. 

-Chassis and bodywork ditto T37, T39 and T51.

-T35T and T35B had a compression plate.

-T stands for Targa.

 

 

T35B

 

Production:                                          1926-1930                          

Number:                                               45                                         

                                              

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)                    

Boring x stroke:                                   60 x 100 mm                       

Displacement:                                     2262 cc                                

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)                      

Connection rod bearings:                 Roller bearings.                                  

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  135 hp/5500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. Special oil pipeline for front main bearing.

Petrol supply:                                      1 Solex  46 or 1 Zenith 48K, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. (Bosch FH8, Scintilla AG 8 or SEV) 1-5-2-6-3-7-4-8                   

Cooling:                                                                Honeycomb radiator, water pump                                                

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         I 2.42 II 1.84 III 1.30 IV 1.00

Final ratio:                                            1:3.60 or 1:3.86 or 1:4.15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (usually 330 mm drums integrated into wheel)

 Steering:                                              Worm and nut.  Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 750 kg                                                  

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90, 27 x 4.4, 28 x 4.95

 

Specific:

-CHASSIS numbers 4323-4965 (including T30, all T35s, T36 and T39)

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. 

-Chassis and bodywork ditto T37, T39 and T51.

-Compressor models have a hole at the top right in the bonnet (overpressure valve compressor).

-Most T35Bs had wider radiator.

-T35T and T35B had a compression plate.

-T35B was officially the T35TC (Targa Compressor).

 

T35/36

 

Production:                                          1926                     

Number:                                               1                                            

                                              

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)                    

Bore x stroke:                                      51.3 x 66 mm                      

Cylinder capacity:                               1092 cc                                

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)                      

Connection rod bearings:                 Roller bearings.                                  

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  80 hp/5000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication. 

Power:                                                  1 Zenith 36, Rootscompressor Moglia, petrol tank at the back.

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8                 

Cooling:                                                                Honeycomb radiator, water pump                                                

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         I 2.42 II 1.84 III 1.30 IV 1.00

Final ratio:                                            1:3.60 or 1:3.86 or 1:4.15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut.  Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 750 kg                                                  

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90, 27 x 4.4, 28 x 4.95

 

Specific:

-Used once in GP of Alsace in 1926.

-Engine ditto as T39B # 4751 and 4790 (which were initially T36's with a T39 engine).

-Was together with 4751 and 4790 the first Bugatti with compressor.

 

 

 

T35A Tecla

 

Production:                                          1926-1929                          

Number:                                               139                                       

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)                    

Boring x stroke:                                   60 x 88 mm                         

Cylinder capacity:                               1991 cc                                

Main bearings:                                    3 ball bearings and bearing                             

Connection rod bearings:                 Roller bearings.                                  

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/4000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication,  splash lubrication.

Power:                                                  2 Solex or Zenith, petrol tank at the back.                   

 Ignition:                                               Coil ignition (some had Bosch Magneto ignition)  1-5-2-6-3-7-4-8

Cooling:                                                                Honeycomb radiator, water pump                                                

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:3,86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut.  Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm                             

Track front/rear:                                 1200/1200 mm   

Weight:                                                 750 kg                                                  

Wheels:                                                Wire spoke, GP wheels as an option.

Tires:                                                     27 x 4.4

 

Specific:

-CHASSIS numbers 4335-4910 (including T30, all T35s)

-Engine T30 formed basic for engine T35A.

-Chassis and bodywork ditto T37, T39 and T51.

-Smaller radiator than the GP cars.

-Brakes from Brescia.

 

T36

 

Production:                                          1925

Number:                                               2

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      52 x 88 mm

Displacement:                                     1495 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  55 hp/5000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      1 Zenith, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              4-speed transaxle and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Straight rigid solid axle with forward-pointing quarter-elliptical leaf springs.

Rear suspension:                                Rigid axle without suspension (rubber blocks only).

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2500 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     27 x 4.4, 28 x 4.95

 

Specific:

-CHASSIS numbers 4751 and 4790.

-One-seater bodywork.

-Only used for GP de l'Ouverture, 17 May 1925, later converted into T39B.

 

T37

 

Production:                                          1925-1930

Number:                                               210

                                              

Engine:                                                                 

Cylinders:                                             4 in line

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    5 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  65 hp/4500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, spatter lubrication (later pressure lubrication).

Petrol supply:                                      1 Zenith 36 UH or Solex, petrol tank at the back.

Ignition:                                                Coil  Ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Separately on 2 transverse tubes, 4 gears and reverse, shaft drive

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:3.86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid solid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Mostly wire spoke, sometimes Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     27 x 4.40

 

Specific:

-CHASSIS numbers 37101-37388 (T37 and T37A)

-Chassis and bodywork ditto T35, T39 and T51. Smaller radiator from T35 Lyon.

-Half T28 engine.

-From 1928 larger brakes on the spoke wheels. (Option)

 

 

T37A

 

Production:                                          1927-1929

Number:                                               78

                                              

Engine:                                                                 

Cylinders:                                             4 in line

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    5 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  75 hp/5000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, spatter lubrication (later pressure lubrication).

Petrol supply:                                      1 Zenith 36 UH or Solex, Rootscompressor, petrol tank at the back.

 Ignition:                                               Coil  Ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separately on 2 transverse tubes, 4 gears and reverse, shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:3.86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid solid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Standard Bugatti alu wheels with eight spokes, removable rim, integrated brake drums.

Tires:                                                     27 x 4.40

 

Specific:

-CHASSIS numbers 37269-37382 (with T37s in between)

-Chassis and bodywork ditto T35, T39 and T51. Smaller radiator from T35 Lyon.

-Half T28 engine.

 

T38

 

Production:                                          1926-1927

Number:                                               334

                                   

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      60 x 88 mm

Cylinder capacity:                               1991 cc 

Main bearings:                                    3 ball bearings and pressure bearing

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  70 hp/4000 tr.

Distribution:                                         Vertical  drive shaft with  conical  gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Power supply:                                     2 Solex 30 or 2 Zenith, tank at the back.

Ignition                                                  Coil ignition, 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiplate clutch, (10 plates)

Gearbox:                                              Separate, 4 gears and backward,  1st  forward.

Baking ratios:                                       I 2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4,66 or 4.87

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (330 mm)

Steering:                                               Worm and worm wheel.

 

General dates:

Wheelbase:                                         3122 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 860 kg

Wheels:                                                Wire spoke

Tires:                                                     28 x 495, later 29 x 440

 

Specific:

-CHASSIS numbers 38100-38433.

-Engine T30 formed base, engine T35 almost identical, dynamo in front.

T38A

 

Production:                                          1927

Number:                                               53

                                   

Engine:                                                  Shared stool cabinet.            

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      60 x 88 mm

Cylinder capacity:                               1991 cc 

Main bearings:                                    3 ball bearings and bearing

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  100 hp/4000 tr.

Distribution:                                         Vertical  drive shaft with  conical  gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Power supply:                                     1 Zenith 42, Rootscompressor, tank at the back.

Ignition:                                                Coil ignition, 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiplate  clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and backward, 1st  forward.

Baking ratios:                                       I 2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4.66 or 4.87

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (330 mm)

Steering:                                               Worm and worm wheel.

 

General dates:

Wheelbase:                                         3122 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 860 kg

Wheels:                                                Wire spoke

Tires:                                                     28 x 495, later 29 x 440

 

Specific:

-CHASSIS numbers 38434-38487.

-Engine T30 formed base, engine T35 almost identical, dynamo in front.

-Compressor T37A

 

T39

 

Production:                                          1925-1927

Number:                                               5

                                              

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      52 x 88 mm

Displacement:                                     1495 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  85 hp/6000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      2 Solex 35 or 2 Zenith 36, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut. Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90

 

Specific:

-CHASSIS numbers 4603-4607.

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. Engine T39 mechanically similar to T35 engine.

-Chassis and bodywork ditto T35, T37 and T51.

-A single T39, T39A, T39C or T39D had an ignition order of 1-6-2-7-3-8-4-5. One crankshaft half was rotated 180°.

 

 

 

T39A

 

Production:                                          1926-1927

Number:                                               3

                                              

Engine:                                                  Shared crankcase.             

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      52 x 88 mm

Displacement:                                     1495 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  120 hp/6000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      2 Solex 35 or 2 Zenith 36, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut. Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90

 

Specific:

-CHASSIS numbers 4802-4804.

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. Engine T39 mechanically similar to T35 engine.

-Chassis and bodywork ditto T35, T37 and T51.

-A single T39, T39A, T39C or T39D had an ignition order of 1-6-2-7-3-8-4-5. One crankshaft half was rotated 180°.

 

 

 

 

T39B

 

Production:                                          1926

Number:                                               2

                                              

Engine:                                                  Shared crankcase.             

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      51.3 x 66 mm

Displacement:                                     1092 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  80 hp/5000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      1 Zenith 36, Rootscompressor Moglia, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear ratio:

Final ratio:                                           1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow axle with sail for pointing quail elliptical leaf feathers.

Rear suspension:                                Rigid axle with quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut. Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2500 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     27 x 4.4, 28 x 4.95

 

Specific:

-CHASSIS numbers 4751 and 4790. These were initially the T36's with T39 engine.

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. Engine T39 mechanically similar to T35 engine.

-Together with T35 (1092 cc) one used for GP Alsace in 1926, the first Bugattis with compressor.

-One-seater bodywork.

 

 

T39C

 

Production:                                          1926-1927

Number:                                               5 (T39C and T39D)

                                              

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      54 x 81 mm

Displacement:                                     1484 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  120 hp/6000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      2 Solex 35 or 2 Zenith 36, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm drums integrated into wheel)

 Steering:                                              Worm and nut. Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90

 

Specific:

-Chassis numbers 4894-4898 (T39C and T39D).

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. Engine T39 mechanically similar to T35 engine.

 -Chassis and bodywork ditto T35, T37 and T51.

-A single T39, T39A, T39C or T39D had an ignition order of 1-6-2-7-3-8-4-5. One crankshaft half was rotated 180°.

 

T39D

 

Production:                                          1926-1927

Number:                                                               5 (T39C and T39D)

                                              

Engine:                                                  Shared crankcase.

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      60 x 66 mm

Displacement:                                     1493 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  120 hp/6000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Petrol supply:                                      2 Solex 35 or 2 Zenith 36, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Apart on two transverse tubes, 4 gears and reverse ,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (270 mm, later 330 mm drums integrated into wheel)

 Steering:                                              Worm and nut. Smaller steering box. Achermann

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 750 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     710 x 90

 

Specific:

-Chassis numbers 4894-4898 (T39C and T39D).

-Engine T30 formed basic for engine T35, engine T32 was  Clutch between engine T30 and T35. Engine T39 mechanically similar to T35 engine.

-Chassis and bodywork ditto T35, T37 and T51.

-A single T39, T39A, T39C or T39D had an ignition order of 1-6-2-7-3-8-4-5. One crankshaft half was rotated 180°.

 

 

T40

 

Production:                                          1926-1927

Number:                                               180

                                   

Engine:                                                                 

Cylinders:                                             4 in line

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    5 Plain bearings

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  50 hp/4500 tr.

Distribution:                                         Vertical  drive shaft with  bevel  gears.

Lubrication:                                         Jet lubrication, splash lubrication.

Power supply:                                     1 Zenith 36 UH or Solex 35, tank at the back.

Ignition:                                                Coil ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honey grade radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, shaft drive.

Gear lever:                                           Central

Gear ratios:                                          I  2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4.50 or 4.67

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (from end of 1926 330 mm)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         2564 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 900 kg

Wheels:                                                Wire spokes.

Tires:                                                     27 x 4.40

 

Specific:

-Replacement T22 and T23, Touring version of T37.

-CHASSIS numbers 40101-40180.

-Engine T40 equal to engine T37. Only other carrying arms.

-Until end of 1926 side rails of T23 chassis, later derived from T38 chassis.

-Gearbox, brakes (after end of 1926) rear axle and rear suspension of T38.

-Three different bonnet lengths.

 

 

T40

 

Production:                                          1927-1930

Number:                                               668

                                   

Engine:                                                                 

Cylinders:                                             4 in line

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    5 Plain bearings

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  50 hp/4500 tr.

Distribution:                                         Vertical  drive shaft with  bevel  gears.

Lubrication:                                         Jet lubrication, splash lubrication. From #40616 lubrication.

Power supply:                                     1 Zenith 36 UH or Solex 35, tank at the back.

Inflammation:                                      Coil ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honey grade radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, shaft drive.

Gear lever:                                           Central

Gear ratios:                                          2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4.50 or 4.67

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brake:                                                   Front and rear cable brakes, (330 mm)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         2714 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 900 kg

Wheels:                                                Wire spokes.

Tires:                                                     27 x 4.40

 

Specific:

-Replacement T22 and T23, Touring version of T37.

-CHASSIS numbers 40181-40880.

-Engine T40 equal to engine T37. Only other carrying arms.

-T38 gearbox, brakes, rear axle and rear suspension.

-Three different bonnet lengths.

-Since 1927 most T40's equipped with Grand Sport bodywork from Molsheim.

 

 

 

T40 Lydia

 

Production:                                          1928

Number:                                               1

                                   

Engine:                                                                 

Cylinders:                                             4 in line

Bore x stroke:                                      69 x 100 mm

Displacement:                                     1496 cc 

Main bearings:                                    5 Plain bearings

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  75 hp/5000 tr.

Distribution:                                         Vertical  drive shaft with  bevel  gears.

Lubrication:                                         Pressure lubrication.

Power supply:                                     1 Zenith 36 UH or Solex 35 with compressor, tank at the back.

Ignition:                                                Coil ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honey grade radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, shaft drive.

Gear lever:                                           Central

Gear ratios:

Final ratio:                                            1:4.67

 

Chassis:                                                 Pressed  steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (T46 brakes)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         2714 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 1000 kg

Wheels:                                                Wire spokes.

Tires:                                                     27 x 4.40

 

Specific:

-CHASSIS numbers 40623.

-T38 gearbox, rear axle and rear suspension.

-Fiacre bodywork, T40 specially built by Jean Bugatti for his sister Lydia.

 

 

 

T40A

 

Production:                                          1930-1933

Number:                                               32

                                   

Engine:                                                                 

Cylinders:                                             4 in line

Bore x stroke:                                      72 x 100 mm

Displacement:                                     1627 cc 

Main bearings:                                    5 Plain bearings

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  60 hp/4500 tr.

Distribution:                                         Vertical  drive shaft with  bevel  gears.

Lubrication:                                         Pressure lubrication.

Power supply:                                     1 Zenith 36 UH or Solex 35, tank at the back.

Ignition:                                                Coil ignition, 2  spark plugs per cylinder. 1-2-4-3

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch, (10 plates).

Gearbox:                                              Separate, 4 gears and reverse, shaft drive.

Gear lever:                                           Central.

Gear ratios:

Final ratio:                                            1:4.67

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (330 mm)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         2714 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 900 kg

Wheels:                                                Wire spokes.

Tires:                                                     27 x 4.40

 

Specific:

-Replacement T22 and T23, Touring version of T37.

-CHASSIS numbers 40900-40931.

-Engine T40 equal to engine T37, longer stroke and other carrying arms.

-Gearbox, brakes, rear axle and rear suspension of T38.

-T40A had longest bonnet version.

-Most T40's equipped with Roadster bodywork from Molsheim.

 

T41 Royale

 

Production:                                          1926-1933

Number:                                               6

                                              

Engine:                                                  Monoblock with fixed cylinder head              .

Cylinders:                                             8 in line.

Bore x stroke:                                      125 x 130 mm

Displacement:                                     12,763 cc             

Main bearings:                                    9 Plain bearings (water-cooled).

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  300 hp/1800 rpm.

Distribution:                                         Vertical drive shaft with bevel  gears.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      1 Bugatti, Schebler system.

Ignition:                                                Coil ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Three-speed transaxle,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:                                         I 7.50 II 1.00 III 0.37

Final ratio:                                            1:3.60

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (455 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         4300 mm

Front/rear track:                                 1600/1600 mm

Weight:                                                 3250 kg

Wheels:                                                Bugatti alu wheels with integrated brake drums

Tires:                                                     36 x 6.75

 

Specific:

-CHASSIS numbers 41100, 41111, 41121, 41431, 41141 and 41150.

-Prototype chassis 41100 had a wheelbase of approximately 4600 mm, smaller brakes and an engine of 125 x 150 mm (14,763 cc). Half U16 engine T34

-Engine used in the train sets (but with 1 spark plug per cylinder).

 

 

T43

 

Production:                                          1927-1931

Number:                                               158 (T43 and T43a)

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)

Boring x stroke:                                   60 x 100 mm

Displacement:                                     2262 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Connection rod bearings:                 Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  120 hp/5500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication. Special oil pipeline for front main bearing).

Petrol supply:                                      1 Solex 46 or 1 Zenith 48K, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. (Bosch FH8, Scintilla AG 8 or SEV) 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (330 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2972 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1100 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     28 x 4.95

 

Specific:

-CHASSIS numbers 43150-43310 (T43 and T43a)

-Engine ditto as T35B but with lower compression ratio, parallel support arms and larger flywheel.

-Front axle of T33, chassis T33 formed basic for T43 chassis.

-Radiator, gearbox, rear axle, rear suspension and brakes of T38.

-Hole on the right in bonnet for compressor overpressure.

-First 100mph car in the world.

 

 

T43a

 

Production:                                          1931-1932

Number:                                               158 (T43 and T43a)

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)

Boring x stroke:                                   60 x 100 mm

Displacement:                                     2262 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Connection rod bearings:                 Roller bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  120 hp/5500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, splash lubrication. Special oil pipeline for front main bearing.

Petrol supply:                                      1 Solex 46 or 1 Zenith 48K, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. (Bosch FH8, Scintilla AG 8 or SEV) 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:                                         2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (330 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2972 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1100 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     28 x 4.95

 

Specific:

-CHASSIS numbers 43150-43310 (T43 and T43a).

-Engine ditto as T35B but with lower compression ratio, parallel support arms and larger flywheel.

-Front axle of T33, chassis T33 formed basic for T43 chassis.

-T38 radiator, gearbox, rear axle and rear suspension.

-Hole on the right in bonnet for compressor overpressure.

-First 100mph car in the world.

-Is a T43 with Roadster bodywork.

 

T44

 

Production:                                          end of 1927-end 1930

Number:                                               1095

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      69 x 100 mm

Displacement:                                     2991 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  80 hp/4000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Jet lubrication, from engine 292 pressure lubrication.

Petrol supply:                                      1 Solex or 1 Schebler system.

Ignition:                                                Coil  Ignition, 1 spark plug per cylinder, 1-5-2-6-3-7-4-8; (Some of the first cars had 1-5-2-6-4-8-3-7).

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear  ratios:                                         2.79 II 1.80 III 1.31 IV 1.00

Final ratio:                                            1:4,16

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3122 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1100 kg

Wheels:                                                Wire spoke

Tires:                                                     28 x 495, later 29 x 440

 

Specific:

-CHASSIS numbers 44251-441345.

-Front and rear axle of T38, chassis T38 formed basic for T44 chassis.

-Gearbox and clutch T40 and T43, brakes from T43.

-Most built Bugatti with eight-cylinder engine. Ettore himself saw the T44 as the successor to the T28.

-T44 was the first to benefit from extensive bodywork department, and the collaboration with Joseph Walter.

 

T45

 

Production:                                          1929

Number:                                               1

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             U16 (2 x 8)

Bore x stroke:                                      60 x 84 mm

Displacement:                                     3801 cc 

Main bearings:                                    2 crankshafts connected via gear. 8 roller bearings per crankshaft, middle bearing

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 x 1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  250 hp/4000 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Dry sump.

Petrol supply:                                      2 Zenith, 1 compressor per sofa (rear).

Ignition:                                                Magneto  ignition (1 per bank), 1 spark plug per cylinder.

                                                               1-16-5-9-2-13-6-10-3-14-7-11-4-15-8-12

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2750 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1100 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     19 x 4.75 or 5.00

 

Specific:

-CHASSIS number 47156

-Was initially called T43A.

 

 

T46

 

Production:                                          1929-1932

Number:                                               444

                                              

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Bore x stroke:                                      81 x 130 mm

Displacement:                                     5359 cc 

Main bearings:                                    9 Plain bearings (water-cooled).

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  140 hp/3500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      1 Smith multijet. 

Ignition:                                                Coil ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Three-speed transaxle,  shaft drive.

Gear lever:                                           Central.

Gear ratios:                                          I 2.51 II 1.40 III 1.00

Final ratio:                                            1:3.91

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (400 mm drums integrated into wheel)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         3500 mm

Front/rear track:                                 1400/1400 mm

Weight:                                                 1250 kg

Wheels:                                                Wire spoke, later Bugatti alu wheels with integrated brake drums

Tires:                                                     36 x 6.75

 

Specific:

-CHASSIS numbers 46121-46588 (T46 and T46S).

-Engine block of T41 Royale.

 

 

T46S

 

Production:                                          1930-1933

Number:                                               18

                                              

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Bore x stroke:                                      81 x 130 mm

Displacement:                                     5359 cc 

Main bearings:                                    9 Plain bearings (water-cooled).

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  160 hp/ 3500 rpm.

Distribution:                                         Vertical drive shaft with bevel gears.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      1 Smith multijet. 

Ignition:                                                Coil ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Three-speed transaxle,  shaft drive.

Gear lever:                                           Central.

Gear                                                      ratios: I 2.51 II 1.40 III 1.00

Final ratio:                                            1:3.91

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (400 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3500 mm

Front/rear track:                                 1400/1400 mm

Weight:                                                 1250 kg

Wheels:                                                Bugatti alu wheels with integrated brake drums

Tires:                                                     36 x 6.75

 

Specific:

-CHASSIS numbers 46121-46588 (T46 and T46S).

-Engine block of T41 Royale, chassis, radiator, rear axle and gearbox ditto T50T.

 

T47

 

Production:                                          1930

Number:                                               1

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             U16 (2 x 8)

Bore x stroke:                                      60 x 66 mm

Displacement:                                     2986 cc 

Main bearings:                                    2 crankshafts connected via gear. 8 roller bearings per crankshaft, middle plain bearing

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 x 1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  200 hp/5000 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Dry sump.

Petrol supply:                                      2 Zenith, 1 compressor per sofa (rear).

Ignition:                                                Magneto  ignition (1 per bank), 1 spark plug per cylinder.

                                                               1-16-5-9-2-13-6-10-3-14-7-11-4-15-8-12

Cooling:                                                Honeycomb radiator, water pump

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:2.80

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1100 kg

Wheels:                                                Bugatti alu wheels with eight spokes, removable rim, integrated brake drums

Tires:                                                     28 x 4.75

 

Specific:

-CHASSIS number 47155.

-Was initially called T43A.

 

T49

 

Production:                                          1930-1933

Number:                                               470 (both WB's)

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      72 x 100 mm

Displacement:                                     3257 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  90 hp/4000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears (central).

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Schebler system.

 Ignition:                                               Coil  Ignition, 2 spark plugs per cylinder, 1-5-2-6-3-7-4-8.

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Single plate clutch, first cars had a wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear  ratios:                                         I 2.89 II 1.85 III 1.30 IV 1.00

Final ratio:                                            1:4,16

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (330 mm)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3122 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1200 kg

Wheels:                                                Aluminum Bugatti or wire spoke.

Tires:                                                     28 x 5.25

 

Specific:

-CHASSIS numbers 49111-49580, (both WB's)

-2 engine blocks from T40, and lots of details of T28.

-T44 chassis, T40 gearbox and T43.

-Gearbox T38 but other housing.

-Front and rear axle T43 and T44.

-Larger and narrower radiator than T44.

 

 

T49

 

Production:                                          1930-1933

Number:                                               470 (both WB's)

                                              

Engine:                                                  One-piece crankcase.       

Cylinders:                                             8 in line (2 x 4)

Bore x stroke:                                      72 x 100 mm

Displacement:                                     3257 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust)

Power:                                                  90 hp/4000 rpm.

Distribution:                                         Vertical drive shaft with bevel gears (central).

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Schebler system.

 Ignition:                                               Coil  Ignition, 2 spark plugs per cylinder, 1-5-2-6-3-7-4-8.

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Single plate clutch, first cars had a wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear  ratios:                                         I 2.89 II 1.85 III 1.30 IV 1.00

Final ratio:                                            1:4,16

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes. (330 mm)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3222 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1200 kg

Wheels:                                                Aluminum Bugatti or wire spoke.

Tires:                                                     28 x 5.25

 

Specific:

-CHASSIS numbers 49111-49580, (both WB's)

-2 engine blocks from T40, and lots of details of T28.

-T44 chassis, T40 gearbox and T43.

-Gearbox T38 but with other housing.

-Front and rear axle T43 and T44.

-Larger and narrower radiator than T44.

T50

 

Production:                                          1930-1931

Number:                                               41

                                              

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Boring x stroke:                                   86 x 107 mm

Displacement:                                     4972 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  225 hp/4000 rpm.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      2 Zenith 36 or 2 Schebler. Roots compressor.

Ignition:                                                Coil ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Three-speed transaxle,  shaft drive.

Gear lever:                                           Central.

Gear ratios:                                          I 2.51 II 1.40 III 1.00

Final ratio:                                            1:3.86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (400 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3100 mm

Front/rear track:                                 1400/1400 mm

Weight:                                                 1250 kg

Wheels:                                                Bugatti alu wheels with integrated brake drums

Tires:                                                     20 x 6.25

 

Specific:

-CHASSIS numbers 50112-50177 (all T50's).

-Chassis, radiator, rear axle and gearbox of T46.

-First Bugatti with double cam shaft.

-#50128 had reinforced chassis and would participate in 1936 cancelled 24h of Le Mans.

-21 more existing T50's.

 

T50T

 

Production:                                          1931-1933

Number:                                               25

                                              

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Boring x stroke:                                   86 x 107 mm

Displacement:                                     4972 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  200 hp/4000 rpm.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      2 Zenith 36 or 2 Schebler. Roots compressor.

Ignition:                                                Coil ignition, 2 spark plugs per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Three-speed transaxle,  shaft drive.

Gear lever:                                           Central.

Gear ratios:                                          I 3.85 II 1.42 III 1.00

Final ratio:                                            1:3.86

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (400 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3500 mm

Front/rear track:                                 1400/1400 mm

Weight:                                                 1250 kg

Wheels:                                                Bugatti alu wheels with integrated brake drums

Tires:                                                     20 x 6.25

 

Specific:

-CHASSIS numbers 50112-50177 (all T50's).

-Chassis, radiator, rear axle and gearbox of T46.

-First Bugatti with double cam shaft.

-#50128 had reinforced chassis and would participate in 1936 cancelled 24h of Le Mans.

-21 more existing T50's.

 

 

T51C

 

Production:                                          1931-1935

Number:                                               40 (all T51s)

                                              

Engine:                                                  Monoblock with shared crankcase.

Cylinders:                                             8 in line.

Bore x stroke:                                      60 x 88 mm

Cylinder capacity:                               1991 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  160 hp/5500 rpm.

Distribution:                                         Gear train in front.

Lubrication:                                         Jet lubrication, splash lubrication. Special oil pipeline for front main bearing.

Petrol supply:                                      1 Zenith 48K, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. (Scintilla)) 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:3.86 to 1:3.38

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (usually 330 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 770 kg

Wheels:                                                Bugatti alu wheels with eight spokes, integrated brake drums

Tires:                                                     28 x 4.95

 

Specific:

-CHASSIS numbers 51121-51160

-Engine block ditto T35, larger radiator, double filling cap

-Chassis and bodywork ditto T35, T37 and T39.

-Compressor models have a hole between the louveres on the right in the bonnet (overpressure valve compressor).

 

T51

 

Production:                                          1931-1935

Number:                                               40 (all T51s)

                                              

Engine:                                                  Monoblock with shared crankcase.

Cylinders:                                             8 in line.

Boring x stroke:                                   60 x 100 mm

Displacement:                                     2262 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  180 hp/5500 rpm.

Distribution:                                         Gear train in front.

Lubrication:                                         Jet lubrication, splash lubrication. Special oil pipeline for front-line main bearing).

Petrol supply:                                      1 Zenith 48K, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. (Scintilla)) 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:3.86 to 1:3.38

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (usually 330 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 770 kg

Wheels:                                                Bugatti alu wheels with eight spokes, integrated brake drums

Tires:                                                     28 x 4.95

 

Specific:

-CHASSIS numbers 51121-51160

-Engine block ditto T35, larger radiator, double filling cap

-Chassis and bodywork ditto T35, T37 and T39.

-Compressor models have a hole between the louveres on the right in the bonnet (overpressure valve compressor).

 

 

T51A

 

Production:                                          1931-1935

Number:                                               40 (all T51s)

                                              

Engine:                                                  Monoblock with shared crankcase.

Cylinders:                                             8 in line.

Bore x stroke:                                      60 x 66 mm

Displacement:                                     1493 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Driving rod bearings:                         Roller bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  130 hp/5000 rpm.

Distribution:                                         Gear train in front.

Lubrication:                                         Jet lubrication, splash lubrication. Special oil pipeline for front main bearing.

Petrol supply:                                      1 Zenith 48K, Rootscompressor, petrol tank at the back.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. (Scintilla)) 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch (10 plates).

Gearbox:                                              Separate, 4 gears and reverse,  shaft drive.

Gear lever:                                           Right outside bodywork.

Gear  ratios:

Final ratio:                                            1:3.86 to 1:3.38

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (usually 330 mm drums integrated into wheel)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1200/1200 mm

Weight:                                                 770 kg

Wheels:                                                Bugatti alu wheels with eight spokes, integrated brake drums

Tires:                                                     28 x 4.95

 

Specific:

-CHASSIS numbers 51121-51160

-Engine block ditto T35, larger radiator, double filling cap

-Chassis and bodywork ditto T35, T37 and T39.

-Compressor models have a hole between the louveres on the right in the bonnet (overpressure valve compressor).

 

T53

 

Production:                                          1932

Number:                                               3

                                              

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Boring x stroke:                                   86 x 107 mm

Displacement:                                     4972 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  300 hp/4500 rpm.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      2 Zenith, Rootscompressor.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump.

 

Transmission:                                      All-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Central with transfer box, four gears and reverse

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                            1:3.00

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Transverse leaf springs, independent suspension

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes (drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1050 kg

Wheels:                                                Bugatti alu wheels with integrated brake drums

Tires:                                                     28 x 5.00

 

Specific:

-CHASSIS numbers 53001-53003.

-Engine T53 based on engine T50.

-Only Bugatti with all-wheel drive and independent front suspension.

-Encapsulated radiator was shorter and wider.

-Wheels exclusive to T53

 

T54

 

Production:                                          1932-1934

Number:                                               10

                                              

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Boring x stroke:                                   86 x 107 mm

Displacement:                                     4972 cc 

Main bearings:                                    9 Plain bearings.

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  300 hp/4500 rpm.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      2 Zenith 48K, Rootscompressor.

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry multiple clutch.

Gearbox:                                              Separate, 3 gears and reverse.

Gear lever:                                           Outside bodywork.

Gear  ratios:

Final ratio:                                            1:3.83 or 1:3.46

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with semi-elliptical leaf springs running through the axle, split from 1932.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (drums integrated into wheel, 330 mm)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2750 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 950 kg

Wheels:                                                Bugatti alu wheels 8 flat spokes with integrated brake drums

Tires:                                                     28 x 4.75 or 29 x 5.00

 

Specific:

-CHASSIS numbers 54201-54210. Another T54 (54211) but with ex T51A chassis and T51 engine.

-Chassis of T47, Engine T50 formed basic.

-Wider and heavier version of front axle T35 and T51. From 1932 split front axle.

-Wheels from T51.

-Designed and built in just 13 days.

-Square hole in bonnet for overpressure valve compressor.

 

T55

 

Production:                                          1931-1935

Number:                                               38

                                   

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.

Bore x stroke:                                      60 x 100 mm

Displacement:                                     2262 cc 

Main bearings:                                    3 ball bearings (middle) and 2 roller bearings (front, rear)

Connection rod bearings:                 Roller bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  130 hp/5000 tr.

Distribution:                                         Gear train in front.

Lubrication:                                         Jetlubrication, splash lubrication.

Power supply:                                     1 Zenith 48K,  Rootscompressor, tank at the back.

Ignition:                                                Magneto ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate, 4 gears and reverse, shaft drive.

Gear lever:                                           Central.

Baking ratios:

Final ratio:                                            1:4,15

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid hollow shaft with  semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with  inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes (330 mm drums integrated into wheel)

Steering:                                               Worm and nut.

 

General dates:

Wheelbase:                                         2750 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 1200 kg

Wheels:                                                Bugatti alu wheels with eight spokes, integrated brake drums

Tyres:                                                    28 x 4.95

 

Specific:

-CHASSIS numbers 55201-55238.

-Chassis ditto T54, engine and wheels ditto T51, gearbox ditto T49 but in special housing.

 

T57

 

Production:1934-1940                     

Number:550                                       

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.               

Boring x stroke:                                   72 x 100 mm                       

Displacement:                                     3257 cc                                

Main bearings:                                    6 Plain bearings                  

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  135 hp/5000 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      Stromberg HOUR 2.                          

Ignition:                                                Coil ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8                           

Cooling:                                                                Honeycomb radiator, water pump, fan.                                                       

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate Clutch.                            

Gearbox:                                              Integral engine, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:                                         I 2.89 II 1.85 III 1.30 IV 1.00

Final ratio:                                            1:4.16 later 1:4.18

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes, from 1937 (3series)   hydraulic (350 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3300 mm                             

Track front/rear:                                 1350/1350 mm   

Weight:                                                 1200 kg                                                

Wheels:                                                Wire spokes.

Tires:                                                     18 x 5.50

 

Specific:

-Prototype was called T57A, (later T63) and had independent front suspension and a 2.8 l engine (67 x 100 mm).

-Only production Bugatti model between 1934 and early WWII

-From 1936 rubber engine mounts.

-CHASSIS numbers 57101-57841 (all T57s)

-First Bugatti with gearbox fixed to engine.

-11 Grand Raid chassis'. Driver sits  slightly more backwards, V-shaped dashboard, much longer bonnet, much steeper Steering column, Gear lever piece more folded backwards.

 

T57C

 

Production:                                          1934-1940                          

Number:                                               106                                       

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.               

Boring x stroke:                                   72 x 100 mm                       

Displacement:                                     3257 cc                                

Main bearings:                                    6 Plain bearings                  

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  160 hp/5000 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      Stromberg HOUR 2, Rootscompressor.                        

Ignition:                                                Coil ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8                           

Cooling:                                                                Honeycomb radiator, water pump, fan.                                                       

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate Clutch.                            

Gearbox:                                              Integral engine, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:                                         I 2.89 II 1.85 III 1.30 IV 1.00

Final ratio:                                            1:4.16 later 1:4.18

 

Chassis:                                                 Pressed steel ladder chassis..

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through axle.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes, from 1937 hydraulic (3series)    (350 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3300 mm                             

Track front/rear:                                 1350/1350 mm   

Weight:                                                 1200 kg                                                

Wheels:                                                Wire spokes.

Tires:                                                     18 x 5.50

 

Specific:

-CHASSIS numbers 57452-57841 (all T57s)

-Prototype was called T57A, (later T63) and had independent front suspension and a 2.8 l engine (67 x 100 mm).

-Only production Bugatti model between 1934 and early WWII

-From 1936 rubber engine mounts.

-First Bugatti with gearbox fixed to engine.

-11 Grand Raid chassis'. Driver sits  slightly more backwards, V-shaped dashboard, much longer bonnet, much steeper Steering column, Gear lever piece more folded backwards.

 

T57S

 

Production:                                          1936-1938                          

Number:                                               41                                         

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.               

Boring x stroke:                                   72 x 100 mm                       

Displacement:                                     3257 cc                                

Main bearings:                                    6 Plain bearings                  

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  170 hp/5500 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Dry sump lubrication.

Power:                                                  Stromberg UUR 2 or Bugatti.                           

Ignition:                                                Magneto ignition (Scintilla Vertex), 1 spark plug                        per cylinder.      1-5-2-6-3-7-4-8

Cooling:                                                                Honeycomb radiator, water pump, fan.                                                       

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry dual clutch.                  

Gearbox:                                              Integral engine, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:                                         I 2.89 II 1.85 III 1.30 IV 1.00

Final ratio:                                            1:4,18

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Two-piece rigid  axle with semi-elliptical leaf springs running through  axle, Underslung.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes, from 1937 hydraulic (350 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2980 mm                             

Track front/rear:                                 1350/1350 mm   

Weight:                                                 1200 kg                                                

Wheels:                                                Rudge wire spokes.

Tires:                                                     18 x 5.50

 

Specific:

-CHASSIS numbers 57374-57602 (with other T57s)

-Is seen as successor T55.

-Only production Bugatti model between 1934 and early WWII

-Crankcase ditto 2the Series T57 (with rubber engine supports).

-V-shaped radiator, (two first copies still flat radiator).

T57SC

 

Production:                                          1936-1938                          

Number:2                                            

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.               

Boring x stroke:                                   72 x 100 mm                       

Displacement:                                     3257 cc                                

Main bearings:                                    6 Plain bearings                  

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  210 hp/5500 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      Stromberg UUR 2 or Bugatti, Rootscompressor.                        

Ignition:                                                Magneto  ignition (Scintilla Vertex), 1 spark plug per cylinder 1-5-2-6-3-7-4-8

Cooling:                                                                Honeycomb radiator, water pump, fan.                                                       

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry dual clutch.                  

Gearbox:                                              Integral engine, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:                                         I 2.89 II 1.85 III 1.30 IV 1.00

Final ratio:1:                                        4,18

 

Chassis:                                                 Pressed steel layer ladder chassis.

Front suspension:                               Two-piece rigid  axle with semi-elliptical leaf springs running through  axle, Underslung.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes, from 1937 hydraulic (350 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2980 mm                             

Track front/rear:                                 1350/1350 mm   

Weight:                                                 1200 kg                                                

Wheels:                                                Rudge wire spokes.

Tires:                                                     18 x 5.50

 

Specific:

-CHASSIS numbers 57374-57602 (with other T57s)

-Only production Bugatti model between 1934 and early WWII

-Engine forms basic for T59.

-Multiple exhaust pipe, V-shaped radiator.

 

T57G

 

Production:                                          1936-1937                          

Number:                                               3                                            

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.               

Boring x stroke:                                   72 x 100 mm                       

Displacement:                                     3257 cc                                

Main bearings:                                    6 Plain bearings                  

Connection rod  bearings:                Plain bearings.                                    

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  200 hp/5500 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Dry sump lubrication, extra oil cooler above front axle.

Power:                                                  Bugatti Special C2                              

Ignition:                                                Magneto  ignition (Scintilla Vertex), 1 spark plug per cylinder 1-5-2-6-3-7-4-8

Cooling:                                                                Honeycomb radiator, water pump, fan.                                                       

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry dual clutch.                  

Gearbox:                                              Integral engine, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                            1:4,18

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Two-piece rigid  axle with semi-elliptical leaf springs running through  axle, Underslung.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes:                                                  Front and rear cable brakes, from 1937 hydraulic (350 mm drums integrated into wheel)

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2980 mm                             

Track front/rear:                                 1350/1350 mm   

Weight:                                                 1200 kg                                                

Wheels:                                                Piano wire spokes.

Tires:                                                     19 x 5.50 to 19 x 6.00

 

Specific:

-CHASSIS numbers 57454, 57455 and 57456.

-Engine and chassis T57S

 

 

T59

 

Production:                                          1933

Number:                                               12 chassis' (8 engines), (both T59s)

                                   

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Bore x stroke:                                      72 x 88 mm

Displacement:                                     2800 cc 

Main bearings:                                    6 plain bearings.

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  240 hp/5500 tr.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      2 Zenith, Roots compressor.

                                                               Ignition: Magneto ignition (Scintilla Vertex), 1 spark plug per cylinder.                 1-5-3-7-4-8-2-6

Cooling:                                                Honey grade radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate with four gears and reverse, shaft drive.

Gear lever:                                           External right.

Gear ratios:

Final ratio:                                            Double  reduction, 1:2,90 to 1:4,50.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid (split) hollow shaft with semi elliptic leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes.

Control:                                                Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 800 kg

Wheels:                                                Bugatti piano spoke wheels.

Tires:                                                     19 x 5.50 to 6.00

 

Specific:

-CHASSIS numbers 59121, 59122, 59124 and 57248. The first chassis' had T44 chassis number (441350, 441351 and 441352) which later got other (T50B) engine.

-T57SC engine formed the base.

T59

 

Production:                                          1933-1934

Number:                                               12 chassis' (8 engines), (all T59's)

                                   

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Bore x stroke:                                      72 x 100 mm

Displacement:                                     3257 cc 

Main bearings:                                    6 plain bearings.

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  240 hp/5500 tr.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Petrol supply:                                      2 Zenith, Roots compressor.

                                                               Ignition: Magneto ignition (Scintilla Vertex), 1 spark plug per cylinder.                 1-5-3-7-4-8-2-6

Cooling:                                                Honey grade radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate with four gears and reverse, shaft drive.

Gear lever:                                           External right.

Gear ratios:

Final ratio:                                            Double  reduction, 1:2,90 to 1:4,50.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid (split) hollow shaft with semi elliptic leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes.

Control:                                                Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 800 kg

Wheels:                                                Bugatti piano spoke wheels.

Tires:                                                     19 x 5.50 to 6.00

 

Specific:

-CHASSIS numbers 59121, 59122, 59124 and 57248. The first chassis' had T44 chassis number (441350, 441351 and 441352) which later got other (T50B) engine.

-T57SC engine formed the base.

T59/50S

 

Production:                                          1935

Number:                                               1

                                   

Engine:                                                  Monoblock.         

Cylinders:                                             8 in line.

Bore x stroke:                                      84 x 107 mm

Displacement:                                     4744 cc 

Main bearings:                                    9 plain bearings.

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  402 hp/5300 tr.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Power supply:                                     2 C2 Bugatti with double choke, Roots compressor.

Ignition:                                                Magneto ignition (Scintilla Vertex), 1 spark plug per cylinder. 1-5-3-7-4-8-2-6

Cooling:                                                Honey grade radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate with four synchronized gears and reverse, shaft drive.

Gear lever:                                           External right.

Gear ratios:

Final ratio:                                            Double  reduction, 1:2,90 to 1:4,50.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid (split) hollow shaft with semi elliptic leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes.

Control:                                                Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 800 kg

Wheels:                                                Bugatti piano spoke wheels.

Tires:                                                     19 x 5.50

 

Specific:

-Prototype 50B engine with cast iron engine block of T54.

 

 

T59/50BI

 

Production:                                          1936-1938

Number:                                               6

                                   

Engine:                                                  Monoblock, aluminum.     

Cylinders:                                             8 in line.

Bore x stroke:                                      84 x 107 mm

Displacement:                                     4744 cc 

Main bearings:                                    9 plain bearings.

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  402 hp/5300 tr.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Power supply:                                     2 C2 Bugatti with double choke, Roots compressor.

                                                               Ignition: Magneto ignition (Scintilla Vertex), 1 spark plug per cylinder.                 1-5-3-7-4-8-2-6

Cooling:                                                Honey grade radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate with four synchronized gears and reverse, shaft drive.

Gear lever:                                           External right.

Gear ratios:

Final ratio:                                            Double  reduction, 1:2,90 to 1:4,50.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid (split) hollow shaft with semi elliptic leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes, later hydraulically.

Control:                                                Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                 1250/1250 mm

Weight:                                 800 kg

Wheels:                                                Bugatti piano spoke wheels.

Tires:                                                     19 x 5.50

 

Specific:

-Mostly T59 chassis that later got T50B engine.

 

 

T59/50BII

 

Production:                                          1936-1938

Number:                                                               2

                                   

Engine:                                                  Monoblock, aluminum.     

Cylinders:                                             8 in line.

Bore x stroke:                                      84 x 100 mm

Displacement:                                     4431 cc 

Main bearings:                                    9 plain bearings.

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  225 hp/5500 tr.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Power supply:                                     2 Stromberg NAR 4B, Roots compressor.

Ignition:                                                Magneto ignition (Scintilla Vertex), 1 spark plug per cylinder. 1-5-3-7-4-8-2-6

Cooling:                                                Honey grade radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate with four synchronized gears and reverse, shaft drive.

Gear lever:                                           External right.

Gear ratios:

Final ratio:                                            Double  reduction, 1:2,90 to 1:4,50.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid (split) hollow shaft with semi elliptic leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes, later hydraulically.

Control:                                                Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 800 kg

Wheels:                                                Bugatti piano spoke wheels.

Tires:                                                     19 x 5.50

 

Specific:

-Mostly T59 chassis that later got T50B engine.

 

 

T59/50BIII

 

Production:                                          1936-1938

Number:                                               1 or 2

                                   

Engine:                                                  Monoblock, aluminum.     

Cylinders:                                             8 in line.

Bore x stroke:                                      78 x 78 mm

Displacement:                                     2982 cc 

Main bearings:                                    9 plain bearings.

Connection rod bearings:                 Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  275 hp/6000 tr.

Distribution:                                         Gear train, front.

Lubrication:                                         Dry sump lubrication.

Power supply:                                     2 Stromberg NAR 4B, Roots compressor.

Ignition:                                                Magneto ignition (Scintilla Vertex), 1 spark plug per cylinder.                 1-5-3-7-4-8-2-6

Cooling:                                                Honey grade radiator, water pump.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Wet multiple clutch.

Gearbox:                                              Separate with four synchronized gears and reverse, shaft drive.

Gear lever:                                           External right.

Gear ratios:

Final ratio:                                            Double  reduction, 1:2,90 to 1:4,50.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid (split) hollow shaft with semi elliptic leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Front and rear cable brakes, later hydraulically.

Control:                                                Worm and nut.

 

General dates:

Wheelbase:                                         2600 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 800 kg

Wheels:                                                Bugatti piano spoke wheels.

Tires:                                                     19 x 5.50

 

Specific:

-Mostly T59 chassis that later got T50B engine.

 

T64

 

Production:                                          1939

Number:                                               3

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.

Bore x stroke:                                      84 x 100 mm

Displacement:                                     4432 cc 

Main bearings:                                    4 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  155 hp/5000 rpm.

Distribution:                                         Chain at the back.

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Stromberg EE22 with double choke.

Ignition:                                                Coil ignition, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Integral engine, Cotal electro magneto  with planet gears, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                            1:4.18

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic brakes front and rear.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3300 mm

Front/rear track:                                 1350/1350 mm

Weight:                                                 1200 kg

Wheels:                                                Wire spokes.

Tires:                                                     18 x 5.50

 

Specific:

-CHASSIS numbers 64001-64003

 

T68

 

Production:                                          1945-1946

Number:                                                               2

                                              

Engine:                                                  Monoblock.

Cylinders:                                             4 in line.

Boring x stroke:                                   48.5 x 50 mm

Displacement:                                     320 cc   

Main bearings:                                    2 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 4 valves per cylinder.

Power:                                                  25 hp/9000 rpm.

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Solex G52. Roots compressor.

 Ignition:                                               Coil ignition.

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

Clutch:                                                  Torque converter.

Gearbox:                                              Integral engine, 2 gears and reverse,  shaft drive.

Gear lever:                                           Central.

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic brakes front and rear.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         1800 mm

Track front/rear:                

Weight:                                                 400 kg

Wheels:                                                               

 

Specific:

-CHASSIS numbers 68001-68002

 

T73A

 

Production:                                          1946

Number:                                               1

                                              

Engine:                                                  Monoblock.

Cylinders:                                             4 in line.

Boring x stroke:                                   70 x 95 mm

Displacement:                                     1462 cc 

Main bearings:                                    5 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              1 overhead cam shaft, 3 valves per cylinder (2 intake, 1 exhaust).

Power:                                                  170 hp/5000rpm.              

Distribution:                                        

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Weber 36, Rootscompressor

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry multiple clutch.

Gearbox:                                              Separate, 4 synchronized gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                           

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic brakes front and rear.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 700 kg

Wheels:                                                Plate steel.

Tires:                                                     18 x 5.00

 

Specific:

-CHASSIS numbers 73001.

 

T73C

 

Production:                                          1946-1947

Number:                                               5

                                              

Engine:                                                  Monoblock.

Cylinders:                                             4 in line.

Bore x stroke:                                      76 x 82 mm

Displacement:                                     1488 cc 

Main bearings:                                    5 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 4 valves per cylinder.

Power:                                                 

Distribution:                                        

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Weber 36, Rootscompressor

Ignition:                                                Magneto  ignition, 1 spark plug per cylinder. 1-2-4-3

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry multiple clutch.

Gearbox:                                              Separate, 4 synchronized gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                           

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic brakes front and rear.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1250/1250 mm

Weight:                                                 700 kg

Wheels:                                                Plate steel.

Tires:                                                     18 x 5.00

 

Specific:

-CHASSIS numbers 73C001-73C005

 

T101

 

Production:                                          1951-1953

Number:                                               4

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.

Bore x stroke:                                      72 x 100 mm

Displacement:                                     3257 cc 

Main bearings:                                    6 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  135 hp/5000 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Weber increase.

Ignition:                                                Coil ignition Delco, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Integral engine (or Cotal), 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                            1:4.18

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic Brakes (Lockheed).

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3300 mm

Front/rear track:                                 1350/1350 mm

Weight:                                                 1100 kg

Wheels:                                                Rudge wire spoke.

Tires:                                                     17 x 5.50

 

Specific:

-CHASSIS numbers 101500, 101502, 101503 and 101505.

-Derived from the T57.

 

T101C

 

Production:                                          1951-1953

Number:                                                               3

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line.

Bore x stroke:                                      72 x 100 mm

Displacement:                                     3257 cc 

Main bearings:                                    6 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  180 hp/5200 rpm.

Distribution:                                         Rear gear train.

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      1 Weber increase. Roots compressor.

Ignition:                                                Coil ignition Delco, 1 spark plug per cylinder. 1-5-2-6-3-7-4-8

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Integral engine (or Cotal), 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                            1:4.18

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                Rigid axle with inverted quarter-elliptical leaf springs.

Brakes                                                   Hydraulic Brakes (Lockheed).

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         3300 mm

Front/rear track:                                 1350/1350 mm

Weight:                                                 1100 kg

Wheels:                                                Rudge wire spoke.

Tires:                                                     17 x 5.50

 

Specific:

-CHASSIS numbers 101501, 101504 and 101506.

-Derived from the T57C.

 

T102

 

Production:                                          1953

Number:                                                               1

                                              

Engine:                                                  Monoblock.

Cylinders:                                             4 in line.

Bore x stroke:                                      72 x 95.5mm

Displacement:                                     1825 cc 

Main bearings:                                    5 Plain bearings

Connection rod  bearings:                Plain bearings.

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder with bottlenose dolphins

Power:                                                  125 hp  

Distribution:                                         Chain

Lubrication:                                         Pressure lubrication.

Petrol supply:                                      2 Weber

Ignition:                                                Coil ignition, 1 spark plug per cylinder

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Dry multiple clutch.

Gearbox:                                              Separate, 4 synchronized gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                           

 

Chassis:                                                 Pressed steel ladder chassis.

Front suspension:                               Independent with transverse leaf spring

Rear suspension:                                Screw springs with pulling arms and Panhard rod

Brakes                                                   Hydraulic brakes front and rear.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2400 mm

Front/rear track:                                 1250/1250 mm

Weight:                                

Wheels:                                                Wire spokes

Tires:                                                     5;50/6.00 x 17

 

Specific:

First Bugatti with tube chassis.

 

T251

 

Production:                                          1956

Number:                                               2

                                              

Engine:                                                  Monoblock.

Cylinders:                                             8 in line, cross.

Bore x stroke:                                      75 x 70 mm

Displacement:                                     2430 cc 

Main bearings:                                    10 Plain bearings

Connection rod bearings:                 Plain bearings

Valve mechanism:                              2 overhead camshafts, 2 valves per cylinder.

Power:                                                  230 hp/8000 rpm.

Distribution:                                        

Lubrication:                                         Dry sump.

Petrol supply:                                      4 double Weber’s.

 Ignition:                                               Magneto   Ignition (twin Magneti Marelli)

Cooling:                                                Honeycomb radiator, water pump, fan.

 

Transmission:                                      Rear-wheel drive.

 Clutch:                                                 Single plate clutch.

Gearbox:                                              Integral engine, 4 gears and reverse,  shaft drive.

Gear lever:                                           Central.

Gear  ratios:

Final ratio:                                            1:4.18

 

Chassis:                                                 Tube chassis.

Front suspension:                               Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                                The Dion axle.

Brakes                                                   Hydraulic joint brakes.

 Steering:                                              Worm and nut.

 

General dates:

Wheelbase:                                         2184 mm

Front/rear track:                                 1300/1300 mm

Weight:                                                 750 kg

Wheels:                                                Rudge wire spoke.

Tires:                                                     17 x 5.50

 

Specific:

 

Last Grand Prix car.

 

 

T252, T253

 

Production:                                       1956                     

Number:                                             2                                            

                                              

Engine:                                                Monoblock.

Cylinders:                                           4  in line.

Boring x stroke:                                78 x 78  mm

Displacement:                                  1490  cc              

Main bearings:                                 5 plain bearings                              

Connection rod bearings:            Plain bearings  

Valve mechanism:                          2 overhead camshafts, 2 valves per cylinder, hairpin valves.

Power:                                                120  hp/7000 tr.

Distribution:                                      Chain.  

Lubrication:                                       Pressure lubrication.

Power supply:                                  2  Weber  36 DCF

Ignition:                                              Coil ignition.

Cooling:                                               Honeycomb radiator, water pump, electric fan.               

 

Transmission:                                   Rear-wheel drive.

Clutch:                                                 Dry single plate.                              

Gearbox:                                            Integral with engine, 4 gears and reverse, shaft drive.

Gear lever:                                         Central on bullet.

 

Chassis:                                               Tube chassis.

Front suspension:                           Rigid axle with semi-elliptical leaf springs running through the shaft.

Rear suspension:                            The Dion axle.

Brakes:                                                Hydraulic disc brakes.

Control:                                               Worm and worm wheel.

 

General dates:

Wheelbase:                                       2300  mm

Track front/rear:                             1300/1300 mm

Weight:                                                               870  kg

Wheels:                                              Spoke or steel.

Tires:                                                    16  x 5.50

 

Specific:

 

A new version was also developed with a new cylinder head, normal valve springs and distribution chain on the front of the engine. Later, a new block was designed with the same head but chain distribution at the back of the engine.

 

 

 

 


Back to the Bugatti revue


Vive La Marque !!