Gasoline Engine 4 Cycle 9.5 HP Engine Series Command PRO(R) Series Gross Torque 13.9 lb-ft Horsepower 9.5 hp Shaft Orientation Horizontal Shaft Configuration Drilled and Tapped 1.1 in Deep X 7/16 20 UNF Shaft Diameter 3/4 in Shaft Length 3 1/2 in Start Type Recoil Maximum Speed 4 000 RPM Muffler Yes CARB Compliant CARB Compliant Engine Brand Kohler Engine Displacement 276.94 cc Fuel Tank Capacity 7.4 qt Engine Cycle 4-Cycle Overall Depth 16 13/16 in