ARP 1007121 High Performance Series Rocker Arm Stud Kit - Pack of 2
- Manufactured to high tolerances so they run-in straight and true, and the extra-large radius base offers greater resistance to flex.
- Lengths are exact, designed to provide positive seating every time.
- Made from 8740 chrome moly forgings and heat treated to 180,000 psi.
- excellent for E.T. Bracket Racing, limited rule oval track competition, and street use.
- Stud dimensions are: 1.900 overall stud height, .750 screw-in thread depth, 1.000 adjuster thread depth, 7/16-20 shank diameter and thread, and 7/16-14 base diameter and thread.
- Designed for use with ARP's patented Perma-Loc adjusters, not OEM-style self-locking nuts.