ARP Head Studs Mitsubishi EVO X 2008-2015 Type_Turbo Outlets / O2 Housing Stamped with 4140 plate with

Stamped with 4140 plate with 2000 ton pressure at 1260 degrees

spring length is guaranteed not to sag more than 5mm

Lift (in) : 0

We recommend upgrading the factory valve when running boost above stock levels

Triples are all solid discs

ARP Head Studs Mitsubishi EVO X 2008-2015 Type_Turbo Outlets / O2 Housing Stamped with 4140 plate withPart #: 207 4206 Obtaining the optimum cylinder head to block sealing is especially critical in small displacement engines employing high compression pistons or power adders like turbochargers, nitrous oxide and superchargers. That's why ARP head studs are popular among leading Sport Compact Import racers. You should know that ARP uses a premium grade 8740 alloy that is rated far superior to "aircraft" quality. Then, each stud is precisely heat