High Performance Series Head Bolt Kit

These chromoly bolts are finished in a black oxide coating and boast a tensile strength rating of 180,000 psi, which is 15 percent stronger than Grade 8 fasteners. This enhanced strength is crucial for maintaining head gasket seal under high performance conditions. The kit includes hardened, parallel-ground washers and features a hex head design. The kit contains 20 bolts. This ARP head bolt kit is designed for various Pontiac models, including the 1971 Bonneville, 1971-1972 Catalina, 1970 Executive, 1971-1974 Firebird, 1971-1972 Grand Prix, 1971 Grand Safari, 1971-1972 Grandville, 1971-1972 GTO, 1971 Laurentian, 1971-1972 LeMans, and 1971 Parisienne. It is part of ARP's High Performance Series, ensuring reliable performance for engine builds.