ARP 4001103 Stainless 300 Hex Drilled Header Bolts - Pack of 12

ARP's premium grade header bolt kit is an excellent choice to facilitate the installation of your vehicle's exhaust headers. To maintain a reputation for "zero defects", ensure optimum quality control, and produce fasteners of exceptionally high quality, ARP controls all aspects of the manufacturing process, performing all operations in-house where they can be closely monitored. ARP takes extraordinary steps to produce the very finest products of their kind on the market today. Manufactured from ARP's proprietary steel alloy "Stainless 300" and polished to produce a beautiful finish, these components are tolerant of heat, virtually impervious to rust and corrosion, and they are rated at 170,000 psi tensile strength, which is substantially stronger than Grade 8 hardware. The 3/8" diameter bolts are traditional hex style, have a .750 under head length, and the 12 piece set includes premium-quality washers.

• Premium grade bolt kit to facilitate installation of exhaust headers
• Rated at 170,000 PSI, which is considerably stronger than Grade 8 hardware
• Bolts are 3/8" in diameter and have a .750 under head length; 12 pieces
• Manufactured from polished Stainless 300 steel, a proprietary alloy that is impervious to rust and corrosion
• Heads are traditional hex style, and premium-quality washers are included