1981 Yamaha RS 100 specifications
Available technical data for this model and year. Specifications can vary by market and version.
Technical specifications
| Displacement | 97.0 ccm (5.92 cubic inches) |
|---|---|
| Engine type | Single cylinder, two-stroke |
| Power | 10.0 HP (7.3 kW )) @ 7800 RPM |
| Compression | 7.0:1 |
| Bore x stroke | 52.0 x 45.6 mm (2.0 x 1.8 inches) |
| Fuel control | Membrane |
| Cooling system | Air |
| Gearbox | 5-speed |
| Transmission type | Chain (final drive) |
| Front brakes | Single disc |
| Rear brakes | Expanding brake |
| Front tyre | 2.75-18 |
| Rear tyre | 3.00-18 |
| Weight incl. oil, gas, etc | 106.0 kg (233.7 pounds) |
| Fuel capacity | 9.00 litres (2.38 US gallons) |
| Top speed | 105.0 km/h (65.2 mph) |
Source: Bikez: RS 100, 1981. Retrieved 2026-09-19. Match confidence: exact.
Years listed are the entries held in this archive, rather than a complete production history.
Browse RD350 to RZ models and variants · Parts buying guide · Decals and graphics