Custom ARP 1-2" Head Stud kit, fits all EJ and FA engines Camshafts Weight 48 pounds

Weight 48 pounds

This proprietary tempering process significantly reduces forming induced stress

Use this stainless fitting to clean up your oil return line from the turbo

This collaboration has given us the ability to design a high flow injector with characteristics specific to the needs of the motorsport tuner

Custom ARP 1-2" Head Stud kit, fits all EJ and FA engines Camshafts Weight 48 poundsBenefits: 25% stronger than 625+ studs and 40% stronger than 11mm ARP 2000's reduced shank diameter (allows for no head gasket modifying) more thread engagement in block over 11mm studs uses stock alignment pins without modifying case or heads over 200ft lbs tested for stud "pull out" in block same kit price compared to 625+ kits (requires additional block and head machining to use) custom large diameter hardened washers to prevent embedding into head