PRW Rocker Arm Stud Kits Are Specifically Designed To Withstand The Rigorous Demands Of Todays High Performance Engines, PRW Rocker Arm Studs, Poly Locks, And Other Fasteners Are Cold Formed From 4135 Chromoly Alloy Steel With Rolled Threads And Heat-Treated To Ensure That These Parts Are Of The Highest Quality Available In The Market.
