398 In with the REALLY NEW! It's a Lunati solid roller and lifters and valve springs and keepers with their lash caps. Their retainers are 10 The valves are new Manley back-cuts. The rockers are by Comp Cams, as is the shaft system. The pushrods are, once again 7/16", custom length by Smith Brothers of Bend Ore.
The cam lift is .725 intake and exhaust. Duration at .050 is 251 intake, 259 exhaust. Whew. You ought to hear it through the collectors! Onward.