1937 NSU 351 OSL

1937 NSU 351 OSL Specifications

  • Updated: 2023-03-20

General information

ModelNSU 351 OSL

Engine and transmission

Displacement346.0 ccm (21.11 cubic inches)
Engine typeSingle cylinder, four-stroke
Power18.0 HP (13.1 kW) @ 5020 RPM
Top speed110.0 km/h (68.4 mph)
Bore x stroke75.0 x 79.0 mm (3.0 x 3.1 inches)
Fuel systemCarburettor. Graetzin KE 25/43
Cooling systemAir
Transmission typeChain (final drive)

Chassis, suspension, brakes and wheels

Frame typeOpen double steel
Front tire3.25-19
Rear tire3.25-19
Front brakesExpanding brake (drum brake)
Rear brakesExpanding brake (drum brake)
SeatSingle spring-mounted
Dry weight110.0 kg (242.5 pounds)
Power/weight ratio0.1636 HP/kg
Overall height940 mm (37.0 inches)
Overall length2020 mm (79.5 inches)
Overall width770 mm (30.3 inches)
Wheelbase1420 mm (55.9 inches)
Fuel capacity12.30 litres (3.25 US gallons)
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