| HESKETH Vampire | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air Cooled, Four Stroke, V-twin, 4 Valves Per Cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 992 cm3 | - |
| Compression Ratio | |
| 9.5:1 | - |
| Horsepower | |
| 82/6800 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 78/5400 lb-ft/RPM OR 106/5400 Nm/RPM | - |
| Fuel System | |
| 2x36mm Dell'Orto Carburetors | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5 Speed | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| Marzocchi Telescopic Forks | - |
| Rear Suspension | |
| Marzocchi Air Spring Preload | - |
| Front Brake | |
| 2x280mm Discs | - |
| Rear Brake | |
| Single 280mm Disc | - |
| dimension specs | |
| Weight | |
|---|---|
| - | 351 lbs OR 159 kg |
| tyres specs | |
| Front | |
|---|---|
| 4.10-V19 | - |
| Rear | |
| 5.10-V17 | - |
