Sunbeam S7 500 1956

Complete specifications and details for the 1956 Sunbeam S7 500. This comprehensive guide includes engine specifications, dimensions, features, and performance data.

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Basic Information

MakeSunbeam
ModelS7 500
Year1956
CategorySport touring

Chassis, Suspension & Brakes

Frame TypeTwin cradle
Front BrakesExpanding brake (drum brake)
Front SuspensionTelescopic
Front Tyre4.50-16
Rear BrakesExpanding brake (drum brake)
Rear SuspensionPlungers
Rear Tyre4.50-16
SeatSingle
WheelsSpoked

Other Specifications

Color OptionsBlack/ green
StarterKick

Engine & Transmission

Displacement487.00 ccm (29.72 cubic inches)
Engine DetailsTwin, four-stroke
Power24.00 HP (17.5 kW)) @ 5800 RPM
Top Speed121.0 km/h (75.2 mph)
Compression6.5:1
Bore X Stroke70.0 x 63.5 mm (2.8 x 2.5 inches)
Fuel SystemCarburettor
Lubrication SystemWet sump
Cooling SystemOil & air
Transmission Type Final DriveShaft drive (cardan)
ClutchDry singleplate

Dimensions & Capacities

Dry Weight194.0 kg (427.7 pounds)
Power Weight Ratio0.1237 HP/kg