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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ARP Washer, Hardened, High Performance, Flat, 1/4 in. ID, 0.550 in. OD, 0.075 Thick, Stainless Steel, Polished, Set of 2

ARP Washer, Hardened, High Performance, Flat, 1/4 in. ID, 0.550 in. OD, 0.075 Thick, Stainless Steel, Polished, Set of 2

$2.87

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

$4.29

ARP Washer, Hardened, High Performance, Flat, 7/6 in. ID, 0.675 in. OD, Chromoly, Black Oxide, rod bolt washer, 0.062 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Flat, 7/6 in. ID, 0.675 in. OD, Chromoly, Black Oxide, rod bolt washer, 0.062 in. Thick, Set of 2

$4.43

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

$1.53

MANLEY Flat Washer, Steel, Black Oxide, Hardened, 0.460 in. I.D., 0.762 in. O.D., 0.125 in. Thick, Each

MANLEY Flat Washer, Steel, Black Oxide, Hardened, 0.460 in. I.D., 0.762 in. O.D., 0.125 in. Thick, Each

$0.71