| YAMAHA FS-1E | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air Cooled, 2-stroke Reed Valve, Single Cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 49 cm3 | - |
| Compression Ratio | |
| 6.8:1 | - |
| Horsepower | |
| 4.76 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 5 Speed | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Weight | |
|---|---|
| - | 351 lbs OR 159 kg |
| tyres specs | |
| Front | |
|---|---|
| 2.25-17-4PR | - |
| Rear | |
| 2.50-17-6PR | - |
