Comp Cams full roller, gross lift .654 intake, .655 exhaust, duration @ .020 tappet lift 302 intake, 309 exhaust, duration @ .050 intake 269, exhaust 276. Installed at 106.0 intake center line. Rocker clearance set at .022 intake and exhaust. Comp Cams pushrods, Norris 1.6 roller rockers.