Comparison of Jawa 90 1971 and Jawa 90 1970 [S]ave
| Attribute |  Jawa 90 1971 × |  Jawa 90 1970 × |
|---|---|---|
| General | ||
| Production from (year) | 1971 | 1970 |
| Make | Jawa | Jawa |
| Model | Jawa 90 | Jawa 90 |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (cm³) | 89 | 89 |
| Power (kw) | 6.9 | 6.9 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 48 | 48 |
| Stroke (mm) | 49 | 49 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Port control | Port control |
| Compression | 8.5:1 | 8.5:1 |
| Chassis | ||
| Front brakes | Expanding brake | Expanding brake |
| Rear brakes | Expanding brake | Expanding brake |
| Front tyre | 2.50-18 | 2.50-18 |
| Rear tyre | 2.75-18 | 2.75-18 |
| Dimensions | ||
| Kerb weight (kg) | 90 | 90 |
| Performance | ||
| Top speed (km/h) | 95 | 95 |
| Fuel capacity (l) | 10.5 | 10.5 |
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