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The ARP Water Pump Pulley Stud Kit is a black hex stud kit sized 5/16-24 x 3.250 supplied with a 2.000-inch fan spacer, designed to secure a water pump pulley and fan spacer assembly. It provides the correct thread and stud length for engines using that specification, easing pulley reinstallation during maintenance and preserving proper fan spacing when replacing related hardware.
ARP 5/16-24 X 3.250 Black Hex Water Pump Pulley w/ 2.000in Fan Spacer Stud Kit
