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

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 12mm x 1.25 Thread, 180000psi, Set of 2

$19.20

ARP Bolts, 12-Point Head, Custom 450, Black Oxide, 7/16 in.-14 RH Thread, 4.250 in. UHL, Set of 5

ARP Bolts, 12-Point Head, Custom 450, Black Oxide, 7/16 in.-14 RH Thread, 4.250 in. UHL, Set of 5

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ARP Bolts, Hex Head, Stainless 300, Polished, 3/8 in.-16 RH Thread, 3.500 in. UHL, Set of 5

ARP Bolts, Hex Head, Stainless 300, Polished, 3/8 in.-16 RH Thread, 3.500 in. UHL, Set of 5

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ARP Bolts, 8740 Chromoly, Black Oxide, 12-Point Head, 1/2-13 in. Thread, 3.25 in. UHL, Set of 5

ARP Bolts, 8740 Chromoly, Black Oxide, 12-Point Head, 1/2-13 in. Thread, 3.25 in. UHL, Set of 5

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ARP Bolts, 12-Point Head, Stainless 300, Polished, 1/4 in.-20 RH Thread, 2.750 in. UHL, Set of 5

ARP Bolts, 12-Point Head, Stainless 300, Polished, 1/4 in.-20 RH Thread, 2.750 in. UHL, Set of 5

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ARP Washer, Hardened, High Performance, Chamfer, Flat, 1/4 in. ID, 0.550 in. OD, 0.075 Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Chamfer, Flat, 1/4 in. ID, 0.550 in. OD, 0.075 Thick, Chromoly, Black Oxide, Set of 10

$5.36