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The ARP 3/8 ID x 3/4 OD black washer kit supplies paired washers sized for 3/8-inch fasteners, finished in black for a discreet appearance. These washers provide a bearing surface and dimensional match for assemblies requiring that inner and outer diameter; the kit is suited to engine hardware use where the listed 3/8 ID and 3/4 OD dimensions are required during reassembly or maintenance.
ARP 3/8 ID 3/4 OD black washers
