10521 - Parts

This is a genuine Briggs & Stratton replacement part that is sourced from the original manufacturer to be used with lawnmower engines. The choke valve is a part of the carburetor. The valve is used to adjust the amount of fuel that enters the engine to create a richer fuel/air mixture when starting the engine and a more balanced mixture w...Read morehen the engine is running. This item is available as an individual replacement part.