All ARP2000 studs are centerless ground, heat treated prior to thread rolling and machining, nominally rated at 220,000 psi tensile strength and are reusable as compared to the OEM Torque to Yield (TTY) head bolts. Optimum design, enhanced reliability and increased strength are the main attributes of ARP’s Pro Series head stud kits.

Kit Contents
(20) ARP2000 M12 head studs
(4) ARP2000 M8 corner studs
(24) parallel ground washers
(24) 8740 chrome moly 12 point nuts
(1) 1/2 oz. pack of ARP Ultra-Torque fastener assembly lubricant.