| JAWA 350 - 640 Tramp | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| air-cooled, two-stroke, parallel twin cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 343 cm3 | - |
| Bore X Stroke | |
| 2.3x2.6 in OR 58 mm | - |
| Compression Ratio | |
| 9.8:1 | - |
| Horsepower | |
| 24/5250 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 24/4750 lb-ft/RPM OR 33/4750 Nm/RPM | - |
| Fuel System | |
| carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 4-speed, manual | - |
| Clutch | |
| wet multi-disc, manual | - |
| Final Drive | |
| chain | - |
| chassis specs | |
| Frame | |
|---|---|
| steel | Aluminium frame |
| Front Suspension | |
| telescopic fork | - |
| Rear Suspension | |
| dual shocks | - |
| Front Brake | |
| single 265mm disc, 1-piston caliper | - |
| Rear Brake | |
| drum | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 82.7 in OR 2101 mm | - |
| Overall Width | |
| 30.7 in OR 780 mm | - |
| Seat Height | |
| 32.3 in OR 820 mm | - |
| Ground Clearance | |
| 4.7 in OR 119 mm | - |
| Weight | |
| 328 lbs OR 149 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4.5 gallons OR 17.0 L | - |
| Wheelbase | |
| 53.9 in OR 1369 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 2.15 B x 18 | - |
| Rear | |
| 2.15 B x 18 | - |
