ARP uses a premium grade 8740 alloy that is rated far superior to “aircraft” quality. Then, each stud is heat-treated to 190,000 psi. Every ARP stud kit exceeds the most stringent aerospace specifications. All kits come complete with hardened parallel-ground washers and aerospace quality nuts.
Fastener Style: M11 8740 Material Studs, Undercut Design
Fastener Nut Style: Standard hex
Fastener Yield Strength (psi): 200,000 psi
Nuts Included: Yes
Washers Included: Yes
Quantity: Sold as a kit.