ARP water pump pulley stud kit includes 5/16-24 x 2.000 inch black 12-point studs with a .750 inch fan spacer for specific pulley spacing needs. These studs and the included spacer reproduce the required clearance and clamping where that length is specified, providing a direct-replacement hardware solution that eases reinstallation during maintenance.
ARP 5/16-24 X 2.000 black 12pt water pump pulley w/ .750in fan spacer stud kit