New in the Box 15hp Industrial Grade OHV engine, 420cc. Equipped with a 2:1 Wet Clutch reduction application to allow the engine to idle until throttle is applied. With the 2:1 reduction it provides exceptional torque or all your needs. Great for any application for variable speed applications, go-karts and small off-road vehicles, motorized construction equipment, log splitters, portable saw mills, and pumps of all kinds. 1" output shaft, universal mounting bolt patterns, low oil shut-down system for maximum engine protection.