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

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

leaving sharp edges and enormous “stress risers” that promote failure

The threads are rolled after heat-treating which gives them about 2000% better fatigue strength than most main bolts that are threaded prior to heat-treating

quench and temper steels – L19 requires special care to avoid hydrogen embrittlement

Finish: Black

Add a touch of class to your coil bracketinstallation with an ARP bolt kit

Hardened parallel-ground washers are included with each kit

Finish 2: Natural

Made from premium grade 8740 andheat-treated to 190

low-profile design

All carb studs include a nut starter nose (except where noted) and kitscome with hex nuts and washers

They are designed for each specific application and provide the optimum grip

000 psi tensile strength material and proprietary (ARP2000®) 220