The British Seagull® Villiers carburettor throttle valve piston spring that sits in the British Seagull Outboard Villiers Carburettor Throttle Valve Piston, with the throttle cable passing through, acting as return spring.
This British Seagull part is suitable for engines fitted with the Villiers carburettor only.
The British Seagull Throttle Cable and Throttle Piston are for illustration only and do not come with the Throttle Valve Piston Spring, these are avaliable separately from Sheridan Marine.