Header Bolt Kit For Universal Bolt kit, 5/16˝ wrench Stainless 12-Pt Head

Header Bolt Kit For Universal Bolt kit, 5/16˝ wrench Stainless 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.

And there’s more

ARP has developed the “Pro” Series Wave-Loc bolts

Finish: Baked

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

which gives themabout 2000% (that’s twenty times) better fatigue strength thanthose studs that are threaded prior to heat-treat (a very commonindustry practice)

Specially hardened

with threads rolled after heat treat to ensure the optimum fatigue strength

drive ratchet orbreaker bar to facilitate rotating the crank assembly

Comes with a heavy-duty

It costs a lot more to do it this way

You will note that ARP studs feature a special “bullet nose” to guide the nut accurately into place

The best way to make sure that carburetors stay perfectly sealed to the intake manifold is through the use of ARP’s carb studs