Honda GX160 SMC7 (GX160UT2SMC7) horizontal OHV engine is 160cc. This Honda GX has a 20mm crankshaft. The engine has recoil start and includes a muffler. Honda GX160 commercial engines deliver economical and quiet operation without sacrificing superior performance and reliable power. Common applications for this engine include water pumps, agricultural equipment, tillers, generators, industrial equipment, pressure washers and more. Buyer protection package provides three-year commercial engine warranty. 50-State CARB Compliant. All engines purchased from us ship for free and are foam packed for added protection during transit.