| Attribute | MuZ ETZ 251 (reduced effect) 1990 × | MuZ ETZ 251 (reduced effect) 1989 × |
|---|---|---|
| General | ||
| Production from (year) | 1990 | 1989 |
| Make | MuZ | MuZ |
| Model | MuZ ETZ 251 (reduced effect) | MuZ ETZ 251 (reduced effect) |
| Category | Classic | Unspecified category |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (cm³) | 243 | 243 |
| Power (kw) | 12.4 | 12.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 69 | 69 |
| Stroke (mm) | 65 | 65 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Port control | Port control |
| Compression | 10.0:1 | 10.0:1 |
| Chassis | ||
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake | Expanding brake |
| Front tyre | 2.75-18 | 2.75-18 |
| Rear tyre | 110/80-16 | 110/80-16 |
| Dimensions | ||
| Kerb weight (kg) | 146 | 146 |
| Performance | ||
| Top speed (km/h) | 113 | 113 |
| Fuel capacity (l) | 17 | 17 |