These Procomp Electronics engine stands are designed to be used to position engines that need to be repaired or rebuilt. They feature a 63 to 1 ratio gearbox that easily rotates engines to your desired position by turning a crank handle. They have a fully adjustable mounting head and adapter fingers, as well as a space-saving folding design that's great for storage. If you're in the market for an engine stand, Procomp Electronics has the quality and dependability you'd expect from an engine stand.