ARP Pro Series Rocker Arm Stud Kit - SB Chevy - 7/16"-20 Thread - 2.10" Effective Stud Length SPBXL3 Simpson has designed these Nomex®

Simpson has designed these Nomex® covered restraint systems specifically for the rigors of drag racing

AFCO's Eliminator Double Adjustable Drag Shock gives you the widest adjustment range in the industry

Easy release allows quick entry and exit from driver's compartment

Introducing the ZR-40 Race Suit

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ARP Pro Series Rocker Arm Stud Kit - SB Chevy - 7/16"-20 Thread - 2.10" Effective Stud Length SPBXL3 Simpson has designed these Nomex®Pro series rocker arm studs are made from 8470 chromemoly steel and are heat treated to 200, 000 psi tensile strength. Studs are concentric within . 005 T. I. R. thread pitch to thread pitch, which gives you more consistent rocker geometry. Extra large radius base, studs are more resistant to flex and will provide a more positive seating. Rocker arm studs were designed for use with Perma Loc adjusters (not for use with OEM style, self locking nuts).