This 4.9 MT (250 hp) engine was fitted in the 1 generation Roadster, which was produced by AC from 1990 to 2001. In addition to this engine, 4 other engines were also available for this body — their technical data and fuel economy are accessible by clicking the body name at the top of the page.
| Maximum torque | 407Nm |
|---|---|
| Engine type | Gasoline |
| Displacement | 4942cm3 |
| Engine power | 250bhp |
| RPM at max power | from 4 200RPM |
| Injection type | Injectors |
| Cylinder layout | V-type |
| Number of cylinders | 8 |
| Bore | 101mm |
| Stroke | 76mm |
| Valves per cylinder | 2 |
| RPM at max torque | 3200RPM |
| Body type | Roadster |
|---|---|
| Seats | 2 |
| Length | 4115mm |
| Width | 1735mm |
| Height | 1245mm |
| Wheelbase | 2285mm |
| Front track | 1420mm |
| Rear track | 1520mm |
| Kerb weight | 980kg |
| Gross weight | 1340kg |
| Fuel | 95 RON |
|---|---|
| Top speed | 250km/h |
| Acceleration (0–100 km/h) | 5.2second |
| City fuel consumption per 100 km | 18litre |
| Highway fuel consumption per 100 km | 12litre |
| Fuel tank capacity | 70litre |
| Cruising range | from 390 to 580km |
| Front suspension | Helical springs |
|---|---|
| Rear suspension | Helical springs |
| Front brakes | Ventilated disc |
| Rear brakes | Ventilated disc |
| Gearbox | Manual |
|---|---|
| Number of gears | 5 |
| Drive wheels | Rear-wheel drive |
| City | 21.6 litres / 100km |
|---|---|
| Highway | 14.4 litres / 100km |
Estimated from official figures. Actual consumption varies by driving style and conditions.