Save cash and take the guesswork out of designing a winning engine combination with this Trick Flow PowerPort top-end engine kit. Carefully tuned by Trick Flow engineers to deliver optimum horsepower and torque on a big block Mopar, this kit is built around a set of dyno-proven PowerPort 240 cylinder heads (TFS-61617802-C00). Also included is a Track Max® hydraulic roller camshaft (TFS-61602003), a Track Heat® intake manifold (TFS-61600113), 1.6 ratio roller rocker arms with shafts and hold-down bolts, MLS head gaskets (TFS-61694380-051), a cylinder head bolt kit (TFS-92025), and an intake gasket set with valley pan. For Chrysler 440-based engines only.