1.Cummins Engine Parts, 2.Diesel Engine Parts, 3.Water Bypass Tube 4943259, 3.High Quality but Low Price - details see: https://www.machineto.com/water-bypass-tube-4943259-cummins-isf-10232490
The Water bypass tube 4943259 can use on Cummins Engine 4B3.9, ISBE CM2150, ISD4.5 CM2150, QSB6.7 M CM2250, ISF3.8 CM2220 F103, QSB6.7 CM2250 EC, ISB 5.9 G CM2180, ISBE CM800, ISF3.8 CM2220 AN, ISB6.7 CM2250, B4.5 RGT, ISF2.8 CM2220 F101, B5.9 G, QSB3.9 30 CM550, QSB5.9 30 CM550, G3.9, ISD6.7 CM2150 SN, QSB6.7 CM2250, ISF2.8 CM2220 EC, ISF3.8 CM2220 IAN, B6.7S, QSB7-DM CM850, ISB6.7 CM2350 B101, ISB CM850, ISBE4 CM850, ISF3.8 CM2220, B4.5, ISB CM2150, ISF2.8 CM2220 AN, ISB6.7 CM2150 SN, QSB6.7 CM850, B5.9 G CM558, B4.5S, ISB6.7 CM2150 SQ, 6B5.9, ISB4.5 CM2150, B5.9 GAS PLUS CM556, ISF2.8 CM2220 IAN, QSB4.5 30 CM550, ISB4.5 CM2150 SN, QSB5.9 CM850, ISB CM550, ISF2.8 CM2220, QSB4.5 CM850, QSB5.9 44 CM550, F3.8 F102, B GAS INTERNATIONAL CM556, B5.9 LPG PLUS CM556, QSB4.5 CM2250 EC