COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Chevy / GM V6 (Set of 8) Pressure Sending Unit at sustained high heat and

at sustained high heat and repeated high pressure

1978-1989 Oldsmobile Cutlass Calais

Return Spring

PerTronix D72000 Flame-Thrower HEI III GM 4 Pin Module with multiple sparks and digital rev-limiter

COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Chevy / GM V6 (Set of 8) Pressure Sending Unit at sustained high heat andThe Ultra Pro Magnum Roller Rocker Arms for Chevy V8 265 400 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7 16" stud diameter and 1. 6 ratio. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion