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Your cart is empty.ARP's premium grade header stud 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 heat treated 8740 chrome moly steel with a black oxide finish, these studs are rated at 170,000 psi tensile strength, which is substantially stronger than Grade 8 hardware. The 3/8" diameter studs have a 1.670 overall length, and the 12 piece set comes complete with premium-quality washers and traditional hex style nuts.
Steve h.
Reviewed in the United States on February 12, 2020
these worked perfectly, however you need to locktite them in. If one comes out in the tight spots it makes for some fun. The nuts with the flanges make it impossible to use the washers in tight fitting spots on my 350 Chevy
Hello it is me.
Reviewed in the United States on June 11, 2018
Very high quality, made in USA!!! Worth the money.
Thumper
Reviewed in the United States on July 22, 2017
They were just the right length.
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