OTC's Diesel Engine Stand features robust materials and construction to effortlessly support heavy truck diesel engines or transmissions for rebuilding and other procedures 96-to-1 ratio worm and gear set smoothly rotates the mounted engine a full 360 degrees for easy access to any component or location on the engine; handle locks in any position Built-in 12-ton jack raises the engine or transmission on the stand to provide the swing radius necessary for full rotation clearance 2 large metal front wheels and 2 rugged rear casters allow for full maneuverability of the stand, loaded or unloaded Designed for use with OTC's No. 205061 Universal Engine Adapter Assembly (not included) that permits use with a wide variety of diesel engine mounting plates (available separately)