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, 9mm ID, 17mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 10

ARP Washer, Hardened, High Performance, Flat, 9mm ID, 17mm OD, 3mm Thick, Chromoly, Black Oxide, Set of 10

$27.66

ARP Washer, Hardened, High Performance, Chamfer, Flat, 10mm ID, 22mm OD, 3.2mm Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 10mm ID, 22mm OD, 3.2mm Thick, Chromoly, Black Oxide, Each

$7.47

ARP Washer, Hardened, High Performance, Chamfer, Flat, 5/16 in. ID, 0.625 in. OD, 0.120 Thick, Stainless Steel, Polished, Set of 10

ARP Washer, Hardened, High Performance, Chamfer, Flat, 5/16 in. ID, 0.625 in. OD, 0.120 Thick, Stainless Steel, Polished, Set of 10

$30.93

ARP Washer, Insert, Washer, Insert, .250 in. Inside Diameter, .317 in. Outside Diameter, Set of 10

ARP Washer, Insert, Washer, Insert, .250 in. Inside Diameter, .317 in. Outside Diameter, Set of 10

$89.18

ARP Washer, Flat Washer, 0.440 in. Outer Diameter, 0.250 in. Inner Diameter, Chromoly, Black Oxide, Each

ARP Washer, Flat Washer, 0.440 in. Outer Diameter, 0.250 in. Inner Diameter, Chromoly, Black Oxide, Each

$1.86

ARP Washer, Hardened, High Performance, Flat, 7/6 in. ID, 0.812 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 10

ARP Washer, Hardened, High Performance, Flat, 7/6 in. ID, 0.812 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 10

$18.66