ARP quality general purpose washers have an oversized I.D. to clear most under-bolt head radii. They're available in your choice of black oxide or rust-resistant stainless steel for 1/4, 5/16, 3/8, 7/16, and 1/2 in. shank bolts and studs. Whatever the application, these washers are sure to do the job.

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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, Hardened, High Performance, Flat, 10mm ID, 19.1mm OD, 3mm Thick, Stainless Steel, Polished, Each

ARP Washer, Hardened, High Performance, Flat, 10mm ID, 19.1mm OD, 3mm Thick, Stainless Steel, Polished, Each

$2.84

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.625 in. OD, Chromoly, Black Oxide, 0.063 in. Thick, Set of 10

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.625 in. OD, Chromoly, Black Oxide, 0.063 in. Thick, Set of 10

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ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Stainless Steel, Polished, 0.09 in. Thick, Each

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Stainless Steel, Polished, 0.09 in. Thick, Each

$2.07

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 19.1mm OD, 3mm Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 19.1mm OD, 3mm Thick, Chromoly, Black Oxide, Each

$2.49