The Briggs & Stratton 844992 Engine Carburetor regulates the mixture of air and fuel needed for proper engine operation. It delivers this mixture to the engine to support starting, idling, and consistent performance in compatible outdoor power equipment. Replacing a worn, clogged, or damaged carburetor can help restore proper fuel delivery and improve engine operation. Check your engi... https://www.wholetoolbox.com/briggs-stratton-844992-engine-carburetor/844992.html