The Craftsman 640350 Carburetor Assembly helps deliver the proper fuel and air mixture needed for smooth, dependable engine operation. Designed as a replacement carburetor assembly, it regulates fuel flow into the engine to support consistent combustion and efficient performance. This component can help restore proper starting, idling, and running when a worn or damaged carburetor is ... https://www.wholetoolbox.com/craftsman-640350-carburetor-assembly/640350.html