| BETA Jonathan 350 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air cooled, four stroke, single cylinder, SOHC, 2 valves per cylindrer | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 349 cm3 | - |
| Bore X Stroke | |
| 3.11x2.80 in OR 79 mm | - |
| Compression Ratio | |
| 9.5:1 | - |
| Horsepower | |
| 27/9000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-speed | - |
| Clutch | |
| Wet multi disc | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Steel | Aluminium frame |
| Front Suspension | |
| Hydraulic Fork | - |
| Rear Suspension | |
| Single Shock | - |
| Front Brake | |
| Single Disc | - |
| Rear Brake | |
| Single Disc | - |
| dimension specs | |
| Weight | |
|---|---|
| 304.2 lbs OR 138 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 5.8 gallons OR 22.0 L | - |
| tyres specs | |
| Front | |
|---|---|
| 120/80x16 | - |
| Rear | |
| 140/90x15 | - |
