Now you can use premium-quality ARP chromoly bolts to install most anything on a car, boat, or trailer. These specially heat-treated 8740 chromoly fasteners feature a black oxide finish. They are nominally rated at 180,000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware.

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ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 6mm x 1 Thread, 180000psi, Set of 10

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ARP Bolts, Hex Head, Custom 450, Black Oxide, 7/16 in.-14 RH Thread, 1.500 in. UHL, Set of 5

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ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.655 in. OD, 0.075 Thick, Stainless Steel, Polished, Each

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ARP Bolts, Hex Head, Custom 450, Black Oxide, 1/4 in.-20 RH Thread, 0.515 in. UHL, Set of 5

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