Header Bolt Kit for Chevy Big Block 3/8in Dia. 1.000in UHL Black Oxide 12-Pt Head

Header Bolt Kit for Chevy Big Block 3/8in Dia. 1.000in UHL 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.

including the elimination of main cap walk and fretting

Origin: USA

Material: ARP2000

You have a choice between conventional hex head bolts and nuts or compact

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

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

It has approximately 200% the fatigue life of 8740 chrome moly steel and has a tensile strength of 220

Excellent for E

Prevent intake manifold leaks with ARP’s quality fasteners

Both are available in black oxide finished chrome moly steel or polished ARP Stainless

000 psi and are able to easily handle the tremendous acceleration shock loads (shear) and lateral forces (elongation) found in racing

ARP offers studs and bolts in a choice of chrome moly steel with a black oxide finish or polished ARP Stainless