Cummins Water Pump Meets OEM Quality 
OEM Part Numbers: 4089910 4089910RX 4089158 4089158NX 3682311 4920465 5473364RX 3684449 AW6344 1961020 2914784 4920466 4089911
Fits For Cummins ISX (12 Rib Pulley) Engines QSX15 CM570, ISX15 CM2250, ISZ13 CM2150 SN, QSX11.9 CM2250 ECF, X101