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 Washers, Chromoly, Black Oxide, .375 in. I.D, .720 in. O.D, Set of 10

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ARP Washer, Hardened, High Performance, Chamfer, Flat, 5/16 in. ID, 0.550 in. OD, 0.095 Thick, Chromoly, Black Oxide, Set of 2

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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

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

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