COMP Cams Ultra-Gold Aluminum Roller Rocker Arm, 1.7 Ratio, 7/16" Stud Diameter for Big Block Chevrolet, Single Piece
These COMP Cams Ultra-Gold Aluminum Roller Rocker Arms with a 7/16" stud diameter and 1.7 ratio are designed for Big Block Chevrolet 396-454 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.