Pro Series Head Stud Kits include aerospace quality nuts and parallel-ground, hardened washers. Rated at 190, 000 PSI tensile strength.
ARP Pro Series Head Stud Kit - Ford 4 Cyl Pinto 2300cc - 12 Pt. Nuts w/ Undercut Studs 151-4702 at low everyday prices. Be sure to check out all of our products from ARP including ARP Cylinder Head Stud Kits.