| Engine |
1.  | 6 Cyl 1991 cm³ 85 Hp |
|
| Configuration | S6 OHC | | four stroke |
| 6 Cylinder | | |
| Capacity | 1991 cm³ | Power | 85 Hp @ 4500 rpm |
| | Torque | 149.0 Nm @ 2500 rpm |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 7.5:1 | | |
| Cooling | Water | Carburettor | 3xSu |
| Fuel | Gasoline | | |
|
2.  | 6 Cyl 1991 cm³ 91 Hp |
|
| Configuration | S6 OHC | | four stroke |
| 6 Cylinder | | |
| Capacity | 1991 cm³ | Power | 91 Hp @ 4500 rpm |
| | Torque | 149.0 Nm @ 2500 rpm |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 8:1 | | |
| Cooling | Water | Carburettor | 3xSu |
| Fuel | Gasoline | | |
|
3.  | 6 Cyl 1991 cm³ 102 Hp |
|
| Configuration | S6 OHC | | four stroke |
| 6 Cylinder | | |
| Capacity | 1991 cm³ | Power | 102 Hp @ 5000 rpm |
| | Torque | 163.0 Nm @ 3000 rpm |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 9:1 | | |
| Cooling | Water | Carburettor | 3xSu |
| Fuel | Gasoline | | |
|
4.  | 6 Cyl 2553 cm³ 100 Hp |
|
| Configuration | S6 OHV | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 2553 cm³ | Power | 100 Hp @ 5500 rpm |
| | Torque | 180.0 Nm @ 2000 rpm |
| Bore | 85.5 mm | Stroke | 79.5 mm |
| Compression | 7.8:1 | | |
| Cooling | Water | Carburettor | 1xZenith |
| Fuel | Gasoline | | |
|
5.  | 6 Cyl 1971 cm³ 125 Hp |
|
| Configuration | S6 OHV | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 1971 cm³ | Power | 125 Hp @ 6000 rpm |
| | Torque | 167.0 Nm @ 4500 rpm |
| Bore | 66.0 mm | Stroke | 96.0 mm |
| Compression | 9:1 | | |
| Cooling | Water | Carburettor | 3xSolex |
| Fuel | Gasoline | | |
|