1947 Norton International Model 30

1947 Norton International Model 30 Specifications

  • Updated: 2023-03-20

General information

ModelNorton International Model 30

Engine and transmission

Displacement490.0 ccm (29.90 cubic inches)
Engine typeSingle cylinder, four-stroke
Power29.5 HP (21.5 kW) @ 5500 RPM
Top speed150.0 km/h (93.2 mph)
Bore x stroke79.0 x 100.0 mm (3.1 x 3.9 inches)
Fuel systemCarburettor. Amal
Fuel controlOverhead Cams (OHC)
Cooling systemAir
Transmission typeChain (final drive)

Chassis, suspension, brakes and wheels

Frame typeCradle
Front suspensionTelescopic
Rear suspensionPlungers
Front tire3-21
Rear tire3.50-20
SeatSingle spring-mounted
Dry weight176.0 kg (388.0 pounds)
Power/weight ratio0.1676 HP/kg
Wheelbase1391 mm (54.8 inches)
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