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NSU 351 OSL
1937Sportbike

NSU 351 OSL

Key specifications

Engine
346 cc
Power
18 HP
Weight
110 kg
Fuel type
petrol
Transmission
4-speed
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Technical details

Source specification data

Make
NSU
Model
351 OSL
Category
Sport
Starter
Kick
Power
18.00 HP (13.1 kW)) @ 5020 RPM
Gearbox
4-speed
Top Speed
110.0 km/h (68.4 mph)
Fuel System
Carburettor. Graetzin KE 25/43
Bore X Stroke
75.0 x 79.0 mm (3.0 x 3.1 inches)
Displacement
346.00 ccm (21.11 cubic inches)
Cooling System
Air
Engine Details
Single cylinder, four-stroke
Transmission Type Final Drive
Chain
Dry Weight
110.0 kg (242.5 pounds)
Overall Width
770 mm (30.3 inches)
Overall Height
940 mm (37.0 inches)
Overall Length
2,020 mm (79.5 inches)
Power Weight Ratio
0.1636 HP/kg
Reserve Fuel Capacity
12.30 litres (3.25 gallons)
Seat
Single spring-mounted
Wheels
Spoked
Rear Tyre
3.25-19
Frame Type
Open double steel
Front Tyre
3.25-19
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)