Attribute | ![]() Aermacchi Chimera 250 1964 × | ![]() NSU 251 SS 1927 × |
---|---|---|
General | ||
Production from (year) | 1964 | 1927 |
Make | Aermacchi | NSU |
Model | Aermacchi Chimera 250 | NSU 251 SS |
Category | Sport | Sport |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
Fuel system | Carburettor. DellÓrto | Carburettor |
Displacement (cm³) | 246 | 247 |
Power (kw) | 10 | 7.3 |
Cooling system | Air | Air |
Transmission type,final drive | Chain | Chain |
Bore (mm) | 66 | 63 |
Stroke (mm) | 72 | 80 |
Gearbox | - | 3-speed |
Compression | 7.0:1 | - |
Chassis | ||
Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Front tyre | 2.50-17 | 2.50-26 |
Rear tyre | 2.50-17 | 2.50-26 |
Seat | Dual | Single |
Wheels | Spoked | Spoked |
Other | ||
Starter | Kick | Kick |
Dimensions | ||
Wheelbase (mm) | 1,360 | 1,330 |
Dry weight (kg) | 125 | 110 |
Power/weight ratio | 0.08 | 0.0664 |
Performance | ||
Top speed (km/h) | 120 | 100 |
Fuel capacity (l) | - | 7.75 |