| YAMAHA RD 350 F2 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Parallel twin cylinder, two-stroke, liquid-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 347 cm3 | - |
| Bore X Stroke | |
| 2.5x2.1 in OR 64 mm | - |
| Compression Ratio | |
| 6.2:1 | - |
| Horsepower | |
| 63/9000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 37/9000 lb-ft/RPM OR 50/9000 Nm/RPM | - |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | - |
| Clutch | |
| Wet multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Aluminum Deltabox | Aluminium frame |
| Front Suspension | |
| Telescopic forks | - |
| Rear Suspension | |
| Monocross | - |
| Front Brake | |
| Double discs 260 mm | - |
| Rear Brake | |
| Single disc 260 mm | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 82.5 in OR 2096 mm | - |
| Overall Width | |
| 27.6 in OR 701 mm | - |
| Seat Height | |
| 31.1 in OR 790 mm | - |
| Ground Clearance | |
| 6.5 in OR 165 mm | - |
| Weight | |
| 342 lbs OR 155 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4.5 gallons OR 17.0 L | - |
| Wheelbase | |
| 54.5 in OR 1384 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 90/90-18 51H | - |
| Rear | |
| 110/80-18 58H | - |
