Briggs Stratton 19L232-0036-F1 horizontal Vanguard engine is 305cc and puts out 10 HP (maximum horsepower). This Vanguard has a 1″ x 2-29/32″ crankshaft with a 1/4″ keyway. Briggs Stratton single-cylinder Vanguard engines feature iovations and integrated technology to provide reliable power for the most challenging conditions. Common applications include pressure washers, tillers, blowers, pumps, concrete equipment, generators and more. Buyer protection package provides three-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.