Briggs Stratton 12S402-0022-F8 horizontal 9.00 Gross Torque engine is 205cc and has a 3/4″ x 1-29/64″ crankshaft with a 3/16″ keyway. Briggs Stratton 9.00 Gross Torque engines offer easy starting, long life, and cool operation thanks to durable components like float carburetors, Dual-Clean air filters and OHV design. 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.