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.

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ARP Washer, Hardened, High Performance, Flat, 9mm ID, 20.6mm OD, 3mm Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Flat, 9mm ID, 20.6mm OD, 3mm Thick, Chromoly, Black Oxide, Each

$3.22

ARP Washer, 5/16 ID .655 OD Stainless Steel Chamfer

ARP Washer, 5/16 ID .655 OD Stainless Steel Chamfer

$4.20

Trick Flow Head Bolt Washers, .510 in. I.D, .870 in. O.D, .120 in. Thick, Set of 10

Trick Flow Head Bolt Washers, .510 in. I.D, .870 in. O.D, .120 in. Thick, Set of 10

$35.09

ARP Washer, Hardened, High Performance, Chamfer, Flat, 14mm ID, 39.4mm OD, 7mm Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 14mm ID, 39.4mm OD, 7mm Thick, Chromoly, Black Oxide, Each

$19.05

ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.675 in. OD, 0.120 Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.675 in. OD, 0.120 Thick, Chromoly, Black Oxide, Set of 10

$18.66