Header Stud Kit for Universal Stud kit, broached w/ 12-pt, locking nut, 3/8˝ Black Oxide 12-Pt Head

Header Stud Kit for Universal Stud kit, broached w/ 12-pt, locking nut, 3/8˝ Black Oxide 12-Pt HeadARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the pplication. Whats more, the compact 12 point inut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut starter nose that helps prevent cross threading.

These fasteners play a key role in both the performance and safetyof a vehicle

Both models feature a large diameter

and designed for use in competition engines

Specially drilled “NASCAR” models are available for those who wish to safety wire their header bolts to prevent loosening

An extralarge radius base offers greater resistance to flex

A sample chart is as follows: ARP offers a highly accurate stretch gauge with a dial indicator that reads in increments of

Look forARP stamped on each stud as your assurance of quality

Because ARP studs are manufactured to suchexacting tolerances

originally developed for NASCAR competition

Added features include oversized bolt head flange for cam button retention and reduced socket head size to facilitate easy installation and removal

000 psi forthe 8740 material and 220

when the material iseasier to machine)