Header Bolt Kit For Chevrolet 3/8˝ dia. bolt, 3/8˝ wrench Stainless 12-Pt Head

Header Bolt Kit For Chevrolet 3/8˝ dia. bolt, 3/8˝ 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.

these knurls cut deep into the bolt material

Wide underhead flange design and companion flat washers provide even load distribution and facilitates optimum sealing of gasket surfaces

while the bolt kits come with washers

and designed for use in competition engines

ARP uses a unique manufacturingprocess where the alignment sleeve is roll formed onto the shaft(not welded or pinned)

Because ARP studs are manufactured to suchexacting tolerances

Simply followmanufacturer’s instructions

Kits come complete with flat washers

The stainless has the added advantage of being rust and corrosion resistant

Available for both single and dual metering block Holley and Carter AFB applications

allowing forslight misalignment

All critical shear points feature a large radius for improved reliability and maximum load carrying capacity