The Sunbeam Model 3 is a motorcycle that was produced between the years 1915 and 1926. It is powered by a single cylinder, side valve engine with a capacity of 499 cc or 30.5 cu in. The engine produces a power output of 2.6 kW or 3.5 hp and has a bore x stroke of 85 x 88 mm. The cooling system is air cooled and the exhaust is single. The motorcycle is started by a kick. It has a 3-speed transmission with a final drive chain. The frame of the motorcycle is a single downtube cradle with Druid forks for the front suspension and a rigid, spring-loaded saddle for the rear suspension. The front and rear brakes are both drums. The wheels are made of steel with laced wire spokes.
Technical specifications:
Make Model: Sunbeam Model 3
| Year | 1915 – 26 |
|---|---|
| Engine | Single cylinder, side valve |
| Capacity | 499 cc / 30.5 cu in |
| Bore x Stroke | 85 x 88 mm |
| Cooling System | Air cooled |
| Exhaust | Single |
| Starting | Kick |
| Power | 2.6 kW / 3.5 hp |
| Transmission | 3-Speed |
| Final Drive | Chain |
| Frame | Single downtube cradle |
| Front Suspension | Druid forks |
| Rear Suspension | Rigid, spring loaded saddle |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| Wheels | Steel, laced wire spokes |
