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, Chamfer, Flat, 5/16 in. ID, 0.625 in. OD, 0.120 Thick, Stainless Steel, Polished, Each

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

$3.47

Trick Flow Head Bolt Washer, Steel, Black Oxide, .450 in. Inside Diameter, .116 in. Thick, Each

Trick Flow Head Bolt Washer, Steel, Black Oxide, .450 in. Inside Diameter, .116 in. Thick, Each

$21.72

ARP Washer, Insert, Washer, Insert, Chromoly, Black Oxide, .500 in. I.D, .567 in. O.D, Pair

ARP Washer, Insert, Washer, Insert, Chromoly, Black Oxide, .500 in. I.D, .567 in. O.D, Pair

$18.24

ARP Washer, Hardened, High Performance, Chamfer, Flat, 1/4 in. ID, 0.550 in. OD, 0.075 Thick, Stainless Steel, Polished, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 1/4 in. ID, 0.550 in. OD, 0.075 Thick, Stainless Steel, Polished, Each

$1.54

ARP Washer, Hardened, High Performance, Flat, 7/6 in. ID, 0.995 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 10

ARP Washer, Hardened, High Performance, Flat, 7/6 in. ID, 0.995 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 10

$17.73