Diesel Engine Gross Torque 16.2 lb-ft Horsepower 9.1 hp Shaft Orientation Horizontal Shaft Configuration 3/8 In.-24 UNF Drilled and Tapped 1.1 Deep Shaft Diameter 1 in Shaft Length 3 5/8 in Start Type Recoil Maximum Speed 3 600 RPM Muffler Yes CARB Compliant CARB Compliant Engine Brand Kohler Engine Displacement 442.45 cc Fuel Tank Capacity 5.3 qt Engine Cycle 4-Cycle Overall Depth 15 7/8 in Overall Depth Facing PTO 15 7/16 in Overall H Facing PTO 18 7/8 in