The Briggs & Stratton 846594 Engine Carburetor regulates the air and fuel mixture supplied to the engine, supporting proper combustion and consistent performance. It controls fuel delivery to help the engine start and run smoothly during equipment operation. Replacing a worn, clogged, or damaged carburetor can help resolve fuel supply issues and restore normal engine function. Check y... https://www.wholetoolbox.com/briggs-stratton-846594-engine-carburetor/846594.html