Sunbeam S8500: history, specs, pictures
| Manufacturer | Sunbeam |
|---|---|
| Also called | S8 500 |
| Production | 1949 - 1956 |
| Engine | twin, four-stroke |
| Bore / Stroke | 70.0mm x 63.5mm |
| Top speed | 75 mph (120 km/h) |
| Horse Power | 23.47 HP (17.5 KW) @ 6000RPM |
| Fuel system | carburettor |
| Battery | 6.5:1 |
| Transmission | Final Drive: shaft drive (cardan) Clutch: dry singleplate |
| Suspension | Front: telescopic Rear: plungers |
| Brakes | Front: expanding brake (drum brake) Rear: expanding brake (drum brake) |
| Front Tire | 4.50-16 |
| Rear Tire | 4.50-16 |
| Wheelbase | 55.12 inches (1400 mm) |
| Weight | 412.26 pounds (187.0 Kg) |
| Manuals | Service Manual |
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The Sunbeam S8500 was a twin, four-stroke standard produced by Sunbeam between 1949 and 1956. It could reach a top speed of 75 mph (120 km/h). Claimed horsepower was 23.47 HP (17.5 KW) @ 6000 RPM.
Engine
The engine was a oil & air cooled twin, four-stroke. A 70.0mm bore x 63.5mm stroke result in a displacement of just 487.0 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).
Drive
Power was moderated via the dry singleplate.
Chassis
It came with a 4.50-16 front tire and a 4.50-16 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The front suspension was a telescopic while the rear was equipped with a plungers. The bike weighed just 412.26 pounds (187.0 Kg). The wheelbase was 55.12 inches (1400 mm) long.