Comparison of Ducati 250 Diana 1966 and Ducati 250 Diana 1964 [S]ave
| Attribute |  Ducati 250 Diana 1966 × | Ducati 250 Diana 1964 × |
|---|---|---|
| General | ||
| Production from (year) | 1966 | 1964 |
| Make | Ducati | Ducati |
| Model | Ducati 250 Diana | Ducati 250 Diana |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. DellÓrto 29mm carbs | Carburettor. DellÓrto 29mm carbs |
| Displacement (cm³) | 249 | 249 |
| Power (kw) | 13.9 | 13.9 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 74 | 74 |
| Stroke (mm) | 57.8 | 57.8 |
| Fuel control | Desmodromic valve control | Desmodromic valve control |
| Compression | 8.0:1 | 8.0:1 |
| Chassis | ||
| Front suspension | Hydralic telescopic forks | Hydralic telescopic forks |
| Rear suspension | Dual choks | Dual choks |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 160 | 160 |
| Front tyre | 2.75-18 | 2.75-18 |
| Rear tyre | 3.00-18 | 3.00-18 |
| Seat | Dual seat | Dual seat |
| Dimensions | ||
| Dry weight (kg) | 135 | 135 |
| Power/weight ratio | 0.103 | 0.103 |
| Performance | ||
| Top speed (km/h) | 150 | 150 |
| Fuel capacity (l) | 13 | 13 |
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