COMP Cams 19045-1 - Rocker Arm, "Ultra Gold" FC 7/ 16" 1.73

COMP Cams Ultra-Gold Aluminum Roller Rocker Arm, 1.6 Ratio, 3/8" Stud Diameter for Ford 351 Cleveland, Single Piece These COMP Cams Ultra-Gold Aluminum Roller Rocker Arms with a 7/16" stud diameter and 1.73 ratio are designed for 351 Cleveland Ford 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. For Ford Cleveland applications with 7/16" studs, 1.73 Ratio; Designed for high performance street and race engines; Precision-sorted trunnion bearings withstand elevated valve spring pressure and valve lift; Additional clearance, up to 1.650" O.D. valve spring;