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, 12mm x 1.25 Thread, 180000psi, Set of 2

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ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 5/16 in.-18 Thread, 180000psi, Each

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 5/16 in.-18 Thread, 180000psi, Each

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ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 3/8 in.-16 Thread, 180000psi, Each

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ARP Bolts, Stainless Steel 300, Polished, Hex Head, 1/2-20 in. Thread, 5.25 in. UHL, Set of 5

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ARP Bolts, 12-Point Head, Stainless 300, Polished, 6mm x 1.00 RH Thread, 30mm UHL, Set of 5

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