ARP Head Stud Set - K20/24 (ARP208-4701)Description This stud kit provides superior clamping for the cylinder head, improving head gasket sealing. Features Benefits These studs are also re usable, unlike the stock head bolts. The studs in this kit are made of ARPs proprietary ARP2000 material. Boasting 220,000psi tensile strength these are simply the strongest head studs you can buy anywhere for the Honda Platform. See Instructions Attachment below Applications 06 Acura RSX K20A3 02 04