Set of 3 eight hole shims that go between water pump flange and belt pulley. For use with our water pumps that have a four hole or eight hole pulley flange and use a bolt on pulley. Includes four 5/16' X 24 X 3/4" flat head Allen screws for attaching our aluminum pulleys. This could ship by Priority Mail. Water pump shown in picture is not included. #64035
