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, 3/8 in. ID, 0.655 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 2

$1.61

ARP Washer, Hardened, High Performance, Flat, 12mm ID, 19.1mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Flat, 12mm ID, 19.1mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 10

$21.24

ARP Washer, Hardened, High Performance, Chamfer, Flat, 7/6 in. ID, 0.765 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Chamfer, Flat, 7/6 in. ID, 0.765 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

$4.20

ARP Washer, Hardened, High Performance, Flat, 6mm ID, 22.6mm OD, 4.2mm Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Flat, 6mm ID, 22.6mm OD, 4.2mm Thick, Chromoly, Black Oxide, Set of 10

$56.10

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

$4.52