ARP Head Studs K20A

Made from a premium grade 8740 alloy chromoly, These ARP Head Studs are an excellent choice for building your High Reving All Motor, or Force Induction application. This material is heat treated to provide a tensile strength in the 200,000 psi range. Cycle testing shows ARP high performance head studs to be nearly 5 times more reliable than stock head bolts. Don't cut corners on your next rebuild.