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

Weight 48 pounds

pilot bearing and alignment tool

This proprietary tempering process significantly reduces forming induced stress

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 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