The best possible drop-in cam for a budget 5.3L Drift / Road Race / Drag build with Spintron-proven 7500 RPM+ stability. It is a good idea to replace the timing chain.

NOT CARB-APPROVED. ILLEGAL TO USE OR INSTALL IN CALIFORNIA. IF YOU LIVE IN CA, WE CANNOT SHIP YOU THIS ITEM AND YOU WILL BE CHARGED A 10% CANCELLATION FEE IF YOU ORDER. PLEASE LOOK FOR OTHER PRODUCTS WITH CARB APPROVAL.