Briggs Stratton 15C104-3022-F8 horizontal Professional Series Snow engine is 250cc and puts out 11.5 gross torque. This snow engine has a 7/8″ x 2-9/32″ double step crankshaft (3/8-24 tapped) and is equipped with a 110V AC electric starter and 3A DC / 60W AC alternator. Briggs Stratton Snow Series engines are built to start easy, even in temperatures as low as -20 degrees F, and are built with oversized controls for easy operation in tough conditions. This engine is designed specifically for snow blowers. Buyer protection package provides two-year limited consumer engine warranty. 50-State CARB Compliant. All engines purchased from us ship for free and are foam packed for added protection during transit.