cummins Connecting Rod Bolt 4B 6B 3900919 1.cummins genuine connecting rod bolt 2.cummins DCEC CCEC XCEC 3.selling connectingmodel A2300 B3.3 4B3.9 6B5.9 6C8.3 6L8.9 ISBe ISCe ISLe L10 N14 NT855 M11 QSM K19 K38 4.part NO. 3942581 3971212 3901383 4844887 4089808 3899540 3013930 3811995 cummins connecting rod (Cummins parts) A2300 B3.3 4B3.9 6B5.9 6C8.3 6L8.9 ISBe ISCe ISLe L10 N14 NT855 M11 QSM ISM KT19 K38 DescriptionPart Noconnecting rod 4BT 6BT3942581connecting rod 4BT 6BT3971212connecting rod 6CT ISC3901383connecting rod 6L ISL4944887connecting rod ISB QSB4089808connecting rod M11 QSM ISM3899450connecting rod NT8553013930connecting rod KT19 K383811995