These are a direct replacement for the top most visable pulley & fit C5 & F-body. They are made out of 6061 Billet Aluminum with a new pressed in sealed bearing and the outer lips cover the entire belt to prevent belt loss at high RPM's. $49.95 for the pulley, and add $79.95 if you want it assembled on a brand new tensioner.:thumbs:

Call JP to order, these are in stock & ready to ship!!