| YAMAHA R5-A 350 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Parallel twin cylinder, two stroke,air-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 347 cm3 | - |
| Bore X Stroke | |
| 2.5x2.1 in OR 64 mm | - |
| Compression Ratio | |
| 7.5:1 | - |
| Horsepower | |
| 36/7000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 28/6500 lb-ft/RPM OR 38/6500 Nm/RPM | - |
| Fuel System | |
| 2 x Mikuni VM28 SC carburetors | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | - |
| Clutch | |
| Wet multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Duplex cradle frame | Aluminium frame |
| Front Suspension | |
| Telescopic forks | - |
| Rear Suspension | |
| Swingarm | - |
| Front Brake | |
| Drum, twin leading shoe | - |
| Rear Brake | |
| Drum, single leading shoe | - |
| dimension specs | |
| Overall Width | |
|---|---|
| 29.1 in OR 739 mm | - |
| Seat Height | |
| 31.1 in OR 790 mm | - |
| Ground Clearance | |
| 7.1 in OR 180 mm | - |
| Weight | |
| 340 lbs OR 154 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 3.2 gallons OR 12.1 L | - |
| Wheelbase | |
| 52.8 in OR 1341 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 3.00-18 | - |
| Rear | |
| 3.50-18 | - |
