Custom PR spec ARP 625 Custom Age Head Studs Suit K20C1 FK8 Engine

Following issues seen with the 8740 Chrome Moly (180,000psi tensile strength) Head studs at around 550+whp, we had our work cut out for us when it comes to custom head gasket system and custom age 625+ ARP head studs. In the options drop down menus allow you to purchase the Custom head gasket system and deck guard to ensure you have the best head gasket sealing procedure on the market!!

ARP Performance Custom Age 625 Plus material is newly formulated super-alloy demonstrates superior fatigue cycle life, tensile strength and toughness – with complete resistance to atmospheric corrosion and oxidation. Custom Age 625 plus material less expensive and expected to soon replace MP-35 as the material of choice in the high strength, super-alloy field. Typical tensile strength is 260,000 psi

*Torque PR spec Custom age 625+ head studs to 95ft/lbs in three equal steps*