The Craftsman 753-04338 Carburetor helps provide the proper air and fuel mixture needed for smooth engine operation. This carburetor mixes gasoline with incoming air to create a combustible mixture that is delivered to the engine for combustion. The assembly includes fuel lines and related components to support proper fuel delivery. Replacing a worn, clogged, or damaged carburetor can... https://www.wholetoolbox.com/craftsman-753-04338-carburetor/753-04338.html