COMP CAMS Olds Mag 3/8 Rocker Stud 1.520 Upper Stud Length 4542-16

COMP CAMS Rocker Arm Stud - Hi-Tech - 5/16-18 in Base Thread - 3/8-24 in Top Thread - 1.520 in Effective Stud Length - Steel - Black Oxide - Universal - Set of 16.