Gasoline Engine Engine Series Command PRO(R) Series Gross Torque 41.2 lb-ft Horsepower 25 hp Shaft Orientation Horizontal Shaft Configuration 5/8 In.-18 UNF Drilled and Tapped 1.5 Deep Shaft Diameter 1 7/16 in Shaft Length 4 7/16 in Start Type Electric Maximum Speed 3 600 RPM Muffler No CARB Compliant CARB Compliant Engine Brand Kohler Engine Displacement 747.25 cc Engine Cycle 4-Cycle Overall Depth 17 11/16 in Overall Depth Facing PTO 25 in Overall H Facing PTO 17 3/8 in