HFS (R Automotive Pulley Puller Remover - Pulley Installer Power Steering Pump Alternator Removes & Install Pressed On Alternator And Power Steering Pump And Other Pulleys On Late Gm, Ford & Chrysler Engines Comes With Completed Adapters For Unique And Typical Style Pulleys - Reversible Split Jaws For Easy Access To Pulley Flanges Works On Most Domestic Cars And Trucks Included Adapters Necessary For Gm 3.1 Quad 4 Engines And Ford Modular Engine Reverse The Jaws To Pull The Alternator Internal Bearing Will Not Work On 3.3l And 3.5l Chrysler Engines