Comp Cams Roller Rocker Arms 1.6 X 7/16 Stud
Comp Cams premium chrome moly roller rocker arms provide greater rigidity and less friction in your valvetrain. Made of 8650 chrome moly, they are 5% lighter at the tip than most aluminum rockers for higher rpm operation. These rockers are 1.6 to 1 ratio and uses a 7/16" diameter stud. Set of 8. Need two sets for an engine.