| ARP has released a new Pro Series ARP2000 head stud kit for 2004 & Later Chevrolet LS engines. The kit includes a set of twenty ARP2000 M11 head studs, ten M8 studs, thirty parallel ground washers, thirty 8740 chrome moly 12-point nuts, and a one-ounce pack of ARP's Ultra-Torque Fastener Assembly Lubricant.
All Pro Series 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 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.
Features:
220,000 psi tensile strength
Considerably better fatigue life compared to OEM TTY bolts
Increased reliability | 
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