1347101 Rocker Arm Stud Kit, 16PK

ARP High Performance series rocker arm studs are ideal for ET bracket racing, limited rule oval track competition, and street use. They are heat-treated to 180,000 psi tensile strength. These studs are concentric within 0.005 T.I.R. thread pitch to thread pitch, which will give you more consistent rocker geometry. With an extra-large radius base, these studs are more resistant to flex and will provide a more positive seating. These rocker arm studs are designed to be used with Perma-Loc adjusters not for use with OEM-style, self-locking nuts. Features Base Thread Size - 7/16-14 in. Rocker Arm Nut Thread Size - 3/8-24 in. Guideplate Locator Shank - Yes. Rocker Arm Nut Thread Length - 0.800 in. Effective Stud Length - 1.750 in. Base Thread Length - 0.700 in. 16 Pack. Application Make - Chevrolet. Engine Type - V8. Engine Family - Chevy small block Gen I.