ARP 2000 11mm Head Studs for EJ SOHC Engines Access Port The spring tension of the

The spring tension of the segmented retaining ring is carefully calculated and tested for optimal performance

Fuel Compatibility – Compatible with Methanol/Ethanol/All Known Hydrocarbons

but for those of us who live (And tune

Subaru Forester 2

2002 Subaru Impreza WRX Sti F4 2L EJ20 JDM

ARP 2000 11mm Head Studs for EJ SOHC Engines Access Port The spring tension of theThis stud kit is a bare minimum for any turbo project other than stock. Outfront Recommends this stud kit from stock 450HP. Affordable, no machining required, Allen socket head for easy installation, includes washers and nuts. Typical tensile strength is 230ksi, typical shank diameter . 361"