A true high performance washer from ARP, available in a variety of sizes and thickness, and with or without ID (inside diameter) chamfers. Our washers are constructed from either premium chrome moly with a black oxide finish or polished ARP stainless steel and are hardened.

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ARP Washer, Hardened, High Performance, Flat, 8mm ID, 14.5mm OD, 1.6mm Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Flat, 8mm ID, 14.5mm OD, 1.6mm Thick, Chromoly, Black Oxide, Set of 10

$19.43

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ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.725 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Each

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.725 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Each

$0.99

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ARP Washer, Hardened, High Performance, Flat, 12mm ID, 25.3mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 2

ARP Washer, Hardened, High Performance, Flat, 12mm ID, 25.3mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 2

$4.65

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ARP Washer, Hardened, High Performance, Chamfer, Flat, 3/8 in. ID, 0.625 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Chamfer, Flat, 3/8 in. ID, 0.625 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 2

$4.26

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ARP Washer, Insert, Washer, Insert, 1/4 in. ID

ARP Washer, Insert, Washer, Insert, 1/4 in. ID

$10.53

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ARP Washer, Hardened, High Performance, Chamfer, Flat, 10mm ID, 15mm OD, 2mm Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 10mm ID, 15mm OD, 2mm Thick, Chromoly, Black Oxide, Each

$3.79

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