| AERMACCHI Chimera 250 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Single cylinder, four-stroke, air-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 249 cm3 | - |
| Bore X Stroke | |
| 2.6x2.8 in OR 66 mm | - |
| Compression Ratio | |
| 7.0:1 | - |
| Horsepower | |
| 13.7/6500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Final Drive | |
|---|---|
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| Telescopic | - |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Weight | |
|---|---|
| 276 lbs OR 125 kg | 351 lbs OR 159 kg |
| Wheelbase | |
| 53.5 in OR 1359 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 2.50-17 | - |
| Rear | |
| 2.50-17 | - |
