Briggs & Stratton 613477-2194-G1 horizontal Vanguard engine is 993cc and puts out 35.0 HP (maximum horsepower). This V-Twin Vanguard has a 1-1/8″ x 4″ crankshaft and is designed for marine applications only. Briggs & Stratton Big Block Vanguard engines feature dependable components like cyclonic air filters, full pressure lubrication and cast iron cylinder liners to deliver the power needed in tough conditions where downtime is not an option. 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.