For LS1 LS2 LS3 LS6 LS 3″ OD Billet Aluminum Overdrive 6 Rib Alternator Pulley
LS 3″ OD Billet Aluminum Overdrive 6 Rib Alternator Pulley For LS1 LS2 LS3 LS6 For 98-02 F-Body GTO 99-13 Truck/SUV. Simply remove the factory alternator pulley with a puller and press down on that alternator pulley.