| General information |
|---|
| Model: | Yamaha XS 250 |
| Year: | 1978 |
| Category: | Touring |
| Engine and transmission |
|---|
| Displacement: | 249.00 ccm (15.19 cubic inches) |
| Engine type: | Twin |
| Stroke: | 4 |
| Power: | 17.00 HP (12.4 kW)) @ 8100 RPM |
| Compression: | 9.6:1 |
| Bore x Stroke: | 55.0 x 52.4 mm (2.2 x 2.1 inches) |
| Valves per cylinder: | 2 |
| Fuel control: | OHC |
| Cooling system: | Air |
| Gearbox: | 6-speed |
Transmission type
final drive: | Chain |
| Physical measurements |
|---|
| Weight incl. oil, gas, etc: | 178.0 kg (392.4 pounds) |
| Chassis and dimensions |
|---|
| Front tyre dimensions: | 3.00-18 |
| Rear tyre dimensions: | 3.50-18 |
| Front brakes: | Single disc |
| Rear brakes: | Expanding brake |
| Speed and acceleration |
|---|
| Top speed: | 115.0 km/h (71.5 mph) |
| Other specifications |
|---|
| Fuel capacity: | 17.00 litres (4.49 gallons) |
