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.

More From This Category

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 7/16 in.-20 Thread, 180000psi, Set of 2

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 7/16 in.-20 Thread, 180000psi, Set of 2

$8.25

ARP Nut, Hex, ARP Stainless Steel, Polished, Flanged, 5/16 in.-24 Thread, 180000psi, Each

ARP Nut, Hex, ARP Stainless Steel, Polished, Flanged, 5/16 in.-24 Thread, 180000psi, Each

$6.03

ARP Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-16 RH Thread, 3.750 in. UHL, Set of 5

ARP Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 3/8 in.-16 RH Thread, 3.750 in. UHL, Set of 5

$39.42

ARP Bolts, Hex Head, Custom 450, Black Oxide, 1/4 in.-20 RH Thread, 1.750 in. UHL, Set of 5

ARP Bolts, Hex Head, Custom 450, Black Oxide, 1/4 in.-20 RH Thread, 1.750 in. UHL, Set of 5

$26.79

ARP Bolts, 12-Point Head, Stainless 300, Polished, 7/16-20 in. RH Thread, 1.500 in. UHL, Set of 5

ARP Bolts, 12-Point Head, Stainless 300, Polished, 7/16-20 in. RH Thread, 1.500 in. UHL, Set of 5

$57.12

ARP Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 5/16 in.-24 RH Thread, 4.500 in. UHL, Set of 5

ARP Bolts, 12-Point Head, Chromoly Steel, Black Oxide, 5/16 in.-24 RH Thread, 4.500 in. UHL, Set of 5

$39.00