| Engine |
1.  | 6 Cyl 1991 cm³ 20 Hp |
|
| Configuration | S6 SOHC | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 1991 cm³ | Power | 20 Hp |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 6.24:1 | | |
| | Carburettor | 1xZenith |
| Fuel | Gasoline | | |
|
2.  | 6 Cyl 1991 cm³ 40 Hp |
|
| Configuration | S6 SOHC | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 1991 cm³ | Power | 40 Hp |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 6.24:1 | | |
| | Carburettor | 1xZenith |
| Fuel | Gasoline | | |
|
3.  | 6 Cyl 1991 cm³ 35 Hp |
|
| Configuration | S6 SOHC | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 1991 cm³ | Power | 35 Hp |
| Bore | 65.0 mm | Stroke | 100.0 mm |
|
4.  | 6 Cyl 1991 cm³ 56 Hp |
|
| Configuration | S6 SOHC | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 1991 cm³ | Power | 56 Hp |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 6.5:1 | | |
| Cooling | Water | Carburettor | 3xSu |
| Fuel | Gasoline | | |
|
5.  | 6 Cyl 1991 cm³ 71 Hp |
|
| Configuration | S6 SOHC | | four stroke |
| 6 Cylinder | | 2 Valves/Cylinder |
| Capacity | 1991 cm³ | Power | 71 Hp @ 4250 rpm |
| Bore | 65.0 mm | Stroke | 100.0 mm |
| Compression | 6.5:1 | | |
| Cooling | Water | Carburettor | 3xSu |
| Fuel | Gasoline | | |
|