Norton International Model 30: history, specs, pictures

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Norton International Model 30
Manufacturer
Production 1947 - 1958
Engine
single cylinder, four-stroke
Bore / Stroke 79.0mm x 100.0mm
Top Speed 93 mph (150 km/h)
Horsepower 28.83 HP (21.5 KW) @ 5500RPM
Fuel System carburetor
Transmission Final Drive: chain
Suspension Front: telescopic
Rear: plungers
Front Tire 3-21
Rear Tire 3.50-20
Wheelbase 54.76 inches (1391 mm)
Weight 388.01 pounds (176.0 Kg) (dry),
Manuals Service Manual


The Norton International Model 30 was a single cylinder, four-stroke standard produced by Norton between 1947 and 1958. It could reach a top speed of 93 mph (150 km/h). Claimed horsepower was 28.83 HP (21.5 KW) @ 5500 RPM.

Engine[edit]

The engine was a air cooled single cylinder, four-stroke. A 79.0mm bore x 100.0mm stroke result in a displacement of just 490.0 cubic centimeters. Fuel was supplied via a overhead cams (ohc).

Chassis[edit]

It came with a 3-21 front tire and a 3.50-20 rear tire. The front suspension was a telescopic while the rear was equipped with a plungers. The bike weighed just 388.01 pounds (176.0 Kg). The wheelbase was 54.76 inches (1391 mm) long.