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|---|
| Model | NSU 351 OSL |
| Year | 1937 |
|
|---|
| Displacement | 346.0 ccm (21.11 cubic inches) |
| Engine type | Single cylinder, four-stroke |
| Power | 18.0 HP (13.1 kW) @ 5020 RPM |
| Top speed | 110.0 km/h (68.4 mph) |
| Bore x stroke | 75.0 x 79.0 mm (3.0 x 3.1 inches) |
| Fuel system | Carburettor. Graetzin KE 25/43 |
| Cooling system | Air |
| Gearbox | 4-speed |
| Transmission type | Chain (final drive) |
|
|---|
| Frame type | Open double steel |
| Front tire | 3.25-19 |
| Rear tire | 3.25-19 |
| Front brakes | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) |
| Wheels | Spoked |
| Seat | Single spring-mounted |
| Dry weight | 110.0 kg (242.5 pounds) |
| Power/weight ratio | 0.1636 HP/kg |
| Overall height | 940 mm (37.0 inches) |
| Overall length | 2020 mm (79.5 inches) |
| Overall width | 770 mm (30.3 inches) |
| Wheelbase | 1420 mm (55.9 inches) |
| Fuel capacity | 12.30 litres (3.25 US gallons) |
