COMP Cams Rocker Arms 19061-1 These COMP Cams Ultra-Gold Aluminum Roller Rocker Arms with a 7/16" stud diameter and 1.65 ratio are designed for Pontiac 265-455 applications. The new modern design features of these Ultra-Gold Rockers are proven to withstand extremely aggressive spring pressure and valve lift. Designed specifically for high performance street and race engines, the Ultra-Gold Aluminum Rocker Arms are precision CNC-machined to strict tolerances. Developed to meet the demands of professional engine builders, these rockers include features never before possible in an aluminum rocker arm. Rocker Arm, Ult Gold ARC PonT 7/16" 1.65 COMP Cams Ultra-Gold Aluminum Roller Rocker Arm, 1.65 Ratio, 7/16" Stud Diameter for Pontiac V8, Single Piece COMP Cams Rocker Arm Ult Golds Arc Pont

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