Wilwood’s Washers are manufactured from high strength alloy steel or stainless steel and plated with an anti-corrosion finish or treatments.

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ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Stainless Steel, Polished, 0.12 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Stainless Steel, Polished, 0.12 in. Thick, Set of 2

$6.62

ARP Washer, Hardened, High Performance, Chamfer, Flat, 7/6 in. ID, 0.750 in. OD, Chromoly, Black Oxide, rod bolt washer, 0.073 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Chamfer, Flat, 7/6 in. ID, 0.750 in. OD, Chromoly, Black Oxide, rod bolt washer, 0.073 in. Thick, Set of 2

$4.69

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Stainless Steel, Polished, 0.09 in. Thick, Each

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Stainless Steel, Polished, 0.09 in. Thick, Each

$2.07

ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.812 in. OD, 0.120 Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.812 in. OD, 0.120 Thick, Chromoly, Black Oxide, Set of 10

$18.66