Product Name:Cummins diesel engine overhaul kit upper engine gasket set 4089648 

Part No: 4089648 

Cummins engine parts

(4BT/6BT/6CT/6L/ISDe/ISBe/ISLe series)

 4B3.9 6B5.9 6C8.3 6L8.9 ISBe ISCe ISDe ISLe QSB N14

 NT855 M11QSM ISM KT19 KT38