ARP’s Pro Series Head Studs are made with heat-treated and thread-rolled 8740 material with an incredible 200,000 PSI tensile strength rating for better load distribution. They also come with ARP’s unique 12-point nuts and hardened parallel washers, giving you the improved torque reading.
Fastener Style: Stud
Head Style: 12-point
Fastener Finish: Black oxide
Washers Included: Yes
Quantity: Sold as a kit.
Notes: Fits LB7, LLY, LBZ, LMM engines.