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HKS copper washer set (17.412.21.0), four pieces. This HKS replacement hardware pack contains four copper washers for use where those specific sealing washers are required. Supplied as service parts, they are intended for sealing fluid or oil fittings during maintenance and repairs, offering direct replacement components to restore proper sealing on applications that call for this HKS part number.
HKS Copper Washer 17.412.21.0 (4pcs)
