Loading... Please wait...Top End kit for up to 4.320"Bore Mark 4 includes AFR 325 Heads, Straub Custom Solid Roller, Morel/GS/Isky Ultra Pro Lifters, ARP Head Bolts, FelPro Head, Intake, and Exhaust Gaskets, 1 piece 3/8" Pushrods, Crane Gold Rockers