applicable for cummins engine: mechanical type engine C series Technical parameter: oil ... , QSB5.9, G3.9, B5.9 G, ISB CM800, ISBe CM800 (4 Cylinder), ISBe4 CM850 (4 Cylinder), 6B, B6 ... B Gas Plus, QSB6.7 CM850, ISDe CM2150, 4B, ISBe CM2150, QSB5.9-30, ISB CM550, ISBe4 CM850 (6 ... Cylinder), ISBe CM800 (6 Cylinder), QSB4.5 CM850, B5.9, ISBe CM850, QSB3.9-30 oil pump applicable for cummins engine