Manufacturer: Sun Precision
Model: 3.5hp Sun Precision
Displacement: 499cc - 3.5hp Precision engine
Engine type: Sidevalve four-stroke
Gearbox: Sturmey Archer 3 speed hub
This example has a Brown and Barlow carburetor, Druid forks, Bosch magneto and foot-controlled clutch, the latter uncommon on this model and probably retro-fitted.
Courtesy Classic Motorcycles Austria