| YAMAHA PW80 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Air Cooled, 2-stroke, Reed Valve, Forward-inclined Single Cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 79 cm3 | - |
| Bore X Stroke | |
| 1.9x1.8 in OR 48 mm | - |
| Compression Ratio | |
| 6.6:1 | - |
| Horsepower | |
| 42/5500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 4.6/0 lb-ft/RPM OR 6/0 Nm/RPM | - |
| Fuel System | |
| Mikuni VM15/1 Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 3-speed manual | - |
| Clutch | |
| Automatic | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Steel Tube Backbone | Aluminium frame |
| Front Suspension | |
| Telescopic Forks 110 mm travel | - |
| Rear Suspension | |
| Swingarm (monocross) 95mm travel | - |
| Front Brake | |
| Single Disc, 95 mm | - |
| Rear Brake | |
| Drum, 110 Mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 60.6 in OR 1539 mm | - |
| Overall Width | |
| 25.2 in OR 640 mm | - |
| Seat Height | |
| 25 in OR 635 mm | - |
| Ground Clearance | |
| 7.3 in OR 185 mm | - |
| Weight | |
| 134 lbs OR 61 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 1.3 gallons OR 4.9 L | - |
| Wheelbase | |
| 41.5 in OR 1054 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 2.50-14 4PR | - |
| Rear | |
| 3.00-12 4PR | - |
