IAG Performance IAG Replacement ARP 1/2" Head Stud (1).

The IAG ARP 1/2" Head Stud is intended to directly replace (1) of the studs included with our 1/2 Inch Head Stud Set with part number: IAG-ENG-1700. The replacement studs are sold individually, (x12) are required for (1) engine or (x6) per cylinder head.