A Pontiac 068 grind will act a bit wild in a 350, but act mild in a 455. 470' - Lobe Separation: 113. Blueprint Tuning the Pontiac V-8: A Guide for Cam & Head Selection. 050 Exhaust: 240 degrees - Lift Valve Intake. itO Chevy Only ISKY SUPER CAMS y I Hi-torque / RV S69. / HV Oil. Bearing Clearance: Cam should turn by hand Duration at. Camshaft Bearings: Federal-Mogul or Clevite77. Hydraulic flat tappet lifters are included with each Performer RPM camshaft. Camshaft: Comp Cams hydraulic roller custom grind to Butler spec. With 10 to 12 inches of manifold vacuum at idle, Performer RPM cams have more lift and duration than most street camshafts. This hydraulic lifter camshaft is dyno-matched to Performer RPM manifolds for high-rpm horsepower while still maintaining acceptable low-end torque. The camshaft works well with high-performance's street applications, Performer RPM cams provide power from 1500 to 6500 rpm. of torque when used with #7156 intake and #60599 cylinder heads on a 455 engine. This Edelbrock cam kit produced 422 HP & 441 ft-lbs. The first column contains the intended use or application category. Camshaft / Lifters - Performer RPM - Hydraulic Flat Tappet - Lift 0.470 / 0.470 in - Duration 231 / 240 - 112 LSA - Pontiac V8 - KitĮdelbrock part #7157 Performer RPM Camshaft is designed for Pontiac 350-455 V-8 applications. The table below will help you select the right camshaft for your Pontiac engine.

Pontiac 350 cam selection