Custom ARP 1-2" Head Stud kit, fits all EJ and FA engines Camshafts This collaboration has given us

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

This pump is ideal for high HP applications where more oil volume is required

Disc Diameter (Millimeters) 230

Weight 48 pounds

You will feel more connected to your vehicle immediately after installation

Custom ARP 1-2" Head Stud kit, fits all EJ and FA engines Camshafts This collaboration has given usBenefits: 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