Each kit includes cam plate roller bearings, Koyo Torrington® full roller inner needle bearings, 12-point ARP® camshaft and crankshaft bolts, ARP® fastener moly paste and Loctite® compound and hardened washersGaskets include copper exhaust gaskets, cam cover, lifter blocks, pushrod tube and camplate O-ringsPlus kits include rocker box cover and breather gaskets, breather elements, umbrella valves and O-ringsQuick change kits include needed gaskets, O-rings, and washers to install bolt-in camshaftsQuick change and top end kits include needed components to install high lift camshafts which require removal of the cylinder heads for high lift valve springsMade in the U.S.A.