| BSA B34 Gold Star Clubman | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| air-cooled, four-stroke, single cylinder, OHV | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 499 cm3 | - |
| Bore X Stroke | |
| 3.3x3.5 in OR 84 mm | - |
| Compression Ratio | |
| 8.75:1 | - |
| Horsepower | |
| 22/7000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Fuel System | |
| Amal monobloc carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 4-speed, manual | - |
| Clutch | |
| wet multi-disc, manual | - |
| Final Drive | |
| chain | - |
| chassis specs | |
| Frame | |
|---|---|
| steel | Aluminium frame |
| Front Suspension | |
| hydraulic telescopic fork | - |
| Rear Suspension | |
| dual shocks | - |
| Front Brake | |
| drum | - |
| Rear Brake | |
| drum | - |
| dimension specs | |
| Seat Height | |
|---|---|
| 30.3 in OR 770 mm | - |
| Weelbase | |
| 55.1 in OR 1400 mm | - |
| Weight | |
| 377 lbs OR 171 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4.8 gallons OR 18.2 L | - |
| Wheelbase | |
| 55.1 in OR 1400 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 3.00 x 19 | - |
| Rear | |
| 3.50 x 19 | - |
