The ARP water pump pulley stud kit includes 5/16-24 x 1.750 black hex studs with a 0.500-inch fan spacer and is supplied as a specific hardware kit for water pump pulley installation. It provides the longer stud length and spacer needed where that configuration is required. Use the kit to replace missing or damaged pulley studs and spacers during service or pulley reassembly.
ARP 5/16-24 X 1.750 Black Hex Water Pump Pulley w/ .500in Fan Spacer Stud Kit