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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
16 dual conical valve spring sets
Rated to hold Approximately 321 ft/lbs of Torque Measured at the wheels
no machining required
We pushed on the screen of new OEM pickups
Custom ARP 1-2" Head Stud kit, fits all EJ and FA engines Drivetrain 16 dual conical valve springBenefits: 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