BMW R 27 | APRILIA RS 457 |
---|
engine specs | |
Type | |
---|---|
air-cooled, four-stroke, single cylinder, OHV, 2 valves | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
Displacement | |
247 cm3 | - |
Bore X Stroke | |
2.7x2.7 in OR 69 mm | - |
Compression Ratio | |
8.2:1 | - |
Horsepower | |
18/7400 KW(hp)/RPM | 48/- KW(hp)/RPM |
Fuel System | |
1xBing carburetor | - |
transmission specs | |
Gearbox | |
---|---|
4-speed, manual | - |
Clutch | |
dry, single plate | - |
Final Drive | |
shaft | - |
chassis specs | |
Frame | |
---|---|
steel | Aluminium frame |
Front Suspension | |
telescopic fork | - |
Rear Suspension | |
long swing arm with suspension units and oil-pressure dampers | - |
Front Brake | |
160mm drum | - |
Rear Brake | |
160mm drum | - |
dimension specs | |
Overall Length | |
---|---|
82.28 in OR 2090 mm | - |
Overall Width | |
26 in OR 660 mm | - |
Weight | |
356 lbs OR 161 kg | 351 lbs OR 159 kg |
Fuel Capacity | |
3.96 gallons OR 15.0 L | - |
Wheelbase | |
54.72 in OR 1390 mm | - |
tyres specs | |
Front | |
---|---|
3.25x18 | - |
Rear | |
3.25x18 | - |