Honda GX390 QAE2 is an electric start horizontal shaft OHV engine. It is 389cc and has a net output of 11.7 HP. This Honda GX has a 1" x 3-11/64" crankshaft with a 1/4" Keyway. The engine comes with a 12V DC electric starter, a 3 amp charging system, oil alert system, key switch, standard muffler and fuel tank. Honda GX commercial engines are known for economical and quiet operation without sacrificing performance and reliable power. Common applications for this engine include water pumps, agricultural equipment, tillers, generators, industrial equipment, pressure washers, small vehicles and more. Its quality is backed by a three-year commercial engine warranty.