Brian Tooley Racing 1 Bolt to 3 Bolt Conversion Kit Includes:
(1) 3 Bolt 4 Pole Cam Gear BTR86481 - Like GM#12586481
(1) LS2/LS3/LS7 Timing Chain Dampener BTR88670 - Like GM #12588670
(1) 3 Bolt LS Cam Bolts
Optional:
(1) LS2 Timing Chain 12646386 OR (1) Katech C5-R Timing Chain HME-G68V-2
