The Briggs & Stratton 693480 Carburetor regulates the air and fuel mixture delivered to the engine, helping maintain smooth starting and consistent performance. It combines the proper amounts of air and fuel to support efficient combustion and reliable engine operation. Replacing a worn or clogged carburetor can help address fuel delivery problems, rough running, and starting difficul... https://www.wholetoolbox.com/briggs-stratton-693480-carburetor/693480.html