COMP Cams Ultra Pro Magnum Full Roller Rocker Arm - 3/8 in Stud Mount - 1.52 Ratio - Chromoly - Small Block Chevy - Set of 16 1617-16 935115 1977-1981 Pontiac Firebird

1977-1981 Pontiac Firebird

Max-Cycle synthetic engine oil is available in 10W-30

5-inch Clutch to Maintain the Most Swap-Friendly Dimensions

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COMP Cams Ultra Pro Magnum Full Roller Rocker Arm - 3/8 in Stud Mount - 1.52 Ratio - Chromoly - Small Block Chevy - Set of 16 1617-16 935115 1977-1981 Pontiac FirebirdThe Ultra Pro Magnum Roller Rocker Arms for 1988 and later Chevy V8 applications (with self aligning rockers) not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3 8" stud diameter and 1. 52 ratio. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing