This ARP rocker arm stud kit for small-block Chevy applications includes a mixed-size set with 3/8-inch and 7/16-inch studs where specified. The kit supplies the correct combination of stud diameters to match SB Chevy rocker arm mounting patterns that use both sizes, restoring proper fit and clamping for the rocker assembly and simplifying valvetrain service and reassembly.
ARP SB Chevy 3/8in-7/16in Rocker Arm Stud Kit