Dayco Water Pump | External Weep Hole | 89-01 Dodge Ram 2500/3500 5.9L Cummins. Fits: 1989 - 1993 Ram 5.9L Cummins; 1994 - 1998 Ram 5.9L Cummins; 1994 - 2002 Ram 5.9L Cummins; 1998.5 - 2002 Ram 5.9L 24-Valve Cummins.