Hardened ARP Special Purpose washers are parallel-ground from premium chromoly. They are available in a variety of sizes and thicknesses for use on virtually any application. Special connecting rod washers are available, as are some of the popular metric sizes. Build up your supply so you don't get caught short when the need arises.

More From This Category

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

$4.52

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 22.2mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 2

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 22.2mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 2

$4.94

ARP Washer, Insert, Washer, Insert, 7/16 in. ID - .812 in. OD, Each

ARP Washer, Insert, Washer, Insert, 7/16 in. ID - .812 in. OD, Each

$17.73

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.875 in. OD, Chromoly, Black Oxide, O.D. Chamfer, 0.015 in. Thick, Set of 10

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.875 in. OD, Chromoly, Black Oxide, O.D. Chamfer, 0.015 in. Thick, Set of 10

$26.88

ARP Washer, Insert, Washer, Insert, 3/8 in. ID - .443 in. OD, Pair

ARP Washer, Insert, Washer, Insert, 3/8 in. ID - .443 in. OD, Pair

$17.34