| YAMAHA YD-3 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Twin cylinder, two stroke, air-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 246 cm3 | - |
| Bore X Stroke | |
| 2.2x2.0 in OR 56 mm | - |
| Compression Ratio | |
| 7.5:1 | - |
| Horsepower | |
| 24/7500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 18.1/7500 lb-ft/RPM OR 25/7500 Nm/RPM | - |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | - |
| Clutch | |
| Wet, multiplate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Double cradle frame | Aluminium frame |
| Front Suspension | |
| Telescopic forks with hydraulic damping | - |
| Rear Suspension | |
| Dual shocks | - |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 79 in OR 2007 mm | - |
| Overall Width | |
| 31.2 in OR 792 mm | - |
| Weight | |
| 320 lbs OR 145 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 6 gallons OR 22.7 L | - |
| Wheelbase | |
| 57.9 in OR 1471 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 3.00-18 | - |
| Rear | |
| 3.25-18 | - |
