The Toro 144-4679 Cultivator Carburetor Assembly W/ 43CC Summer 2 Cycle helps deliver the proper fuel and air mixture to the engine for smooth and consistent operation. Designed as a replacement carburetor assembly, it mixes fuel with incoming air and supplies the mixture to the engine for combustion. A properly functioning carburetor can support reliable starting, steady engine perfo... https://www.wholetoolbox.com/toro-144-4679-cultivator-carburetor-assembly-w-43cc-summer-2-cycle/144-4679.html