OTC Tools OTC 7185 Power Steering Pump / Alternator Pulley Remover. This tool removes pulleys on most Chrysler, Ford, GM and VW vehicles including Saginaw Thompson and the Ford C2 power steering pumps; GM belt-driven vacuum pumps on both gas and diesel cars; and press-on water pump pulleys on GM 4-cylinder and V6 engines. The OTC#7185 works on pulleys with hub diameters of 1-1/8", 1-1/4", 1-5/16", and 1-3/8". With split collet design the jaws grip the pulley flange for damage-free removal. Mechanical screw power does the actual pulling.