01 July. Wednesday 2026
Kawasaki Z 250 J - 1981 Specifications and Reviews
The 1981 Kawasaki Z 250 J is an accessible middleweight twin suited for novice and commuting riders. This air-cooled four-stroke delivers reliable 17 horsepower and modest 115 km/h performance, earning recognition as an economical, easy-to-handle learner bike that defined the budget-conscious sportbike category of its era.
General information | |
| Category | Unspecified category |
| Year | 1981 |
| Model | Kawasaki Z 250 J |
Engine and Transmission Specifications | |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Air |
| Fuel control | OHC |
| Valves per cylinder | 2 |
| Bore x stroke | 55.0 x 52.4 mm (2.2 x 2.1 inches) |
| Compression | 9.5:1 |
| Top speed | 115.0 km/h (71.5 mph) |
| Power | 17.00 |
| Engine type | Twin, four-stroke |
| Capacity: | 249.00 ccm (15.19 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc |
| Front brakes | Single disc |
| Rear tyre dimensions | 3.50-18 |
| Front tyre dimensions | 3.00-18 |
| | |
Physical measures and capacities | |
| Fuel capacity | 13.50 litres (3.57 gallons) |
| Weight incl. oil, gas, etc | 166.0 kg (366.0 pounds) |
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