The MTD 632334A Carburetor mixes fuel with air to provide the proper fuel mixture needed for engine operation. It delivers this mixture to the engine, supporting smooth starting and consistent performance in compatible outdoor power equipment. Replacing a worn or clogged carburetor can help address fuel delivery problems and restore proper engine operation. Check your equipment model ... https://www.wholetoolbox.com/mtd-632334a-carburetor/632334A.html