49938344993831 Cummins B3.3 49938344993831 main digging machine for connecting rod of Cummins A2300, B3.3, 4BT3.9, 6BT5.9, 6CT8.3, 6L8.9, L10, M11, NT855, K19, K38, ISBe, electronic ISF, ISDe, ISCe, ISLe, ISM11, ISX15 and QSB3.3 series of engineering machinery, QSB5.9, QSB6.7, QSC8.3, QSL9, QSM11, QSX15 series engine assembly and parts. Sales Hotline: 0719-8305695 QQ:409431345