Manley Severe Duty Intake Valve - 2.300 in Head - 0.342 in Valve Stem - 5.344 in Long - Big Block Chevy BR20034 Program Timing Curves

Program Timing Curves

Includes black velour cover

The methanol kits are compatible with the methanol calculations provided by Computech's Weather Stations

Deep Powerful Aggressive Sound Will Turn Heads

1967-1968 GMC G15/G1500 Van

Manley Severe Duty Intake Valve - 2.300 in Head - 0.342 in Valve Stem - 5.344 in Long - Big Block Chevy BR20034 Program Timing CurvesProduct Description: Intake Valve Severe Duty 2. 300 in Head 0. 342 in Valve Stem 5. 344 in Long Stainless Big Block Chevy Sold Individually Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown