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Norton International Model 30
1947Sportbike

Norton International Model 30

Key specifications

Engine
490 cc
Power
30 HP
Weight
176 kg
Fuel type
petrol

Technical details

Source specification data

Make
Norton
Model
International Model 30
Category
Sport
Starter
Kick
Power
29.50 HP (21.5 kW)) @ 5500 RPM
Top Speed
150.0 km/h (93.2 mph)
Fuel System
Carburettor. Amal
Bore X Stroke
79.0 x 100.0 mm (3.1 x 3.9 inches)
Compression
7.2:1
Displacement
490.00 ccm (29.90 cubic inches)
Cooling System
Air
Engine Details
Single cylinder, four-stroke
Transmission Type Final Drive
Chain
Dry Weight
176.0 kg (388.0 pounds)
Power Weight Ratio
0.1676 HP/kg
Seat
Single spring-mounted
Wheels
Spoked
Rear Tyre
3.50-20
Frame Type
Cradle
Front Tyre
3-21
Rear Suspension
Plungers
Front Suspension
Telescopic