Yamaha TZR50 Engine and Transmission Technical Data
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|
| Engine type - Number of cylinders |
Single cylinder, two-stroke |
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| Engine details |
- |
|
| Fuel system |
- |
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| Engine size - Displacement - Engine capacity |
49.70 ccm (3.03 cubic inches) |
|
| Bore x Stroke |
40.3 x 39.0 mm (1.6 x 1.5 inches) |
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| Compression Ratio |
11.5:1 |
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| Number of valves per cylinder |
- |
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| Camshaft Valvetrain Configuration |
- |
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| Maximum power - Output - Horsepower |
2.68 HP (2.0 kW) @ 6250 RPM |
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| Maximum torque |
2.87 Nm (0.3 kgf-m or 2.1 ft.lbs) @ 5500 RPM |
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| Engine Maximum RPM |
- |
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| Cooling system |
Liquid |
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| Lubrication system |
Separate lubrication |
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| Engine oil capacity |
- |
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| Exhaust system |
- |
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| Gearbox |
6-speed |
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| Transmission type, final drive ratio |
- |
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| Clutch type |
- |
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| Driveline |
- |