Cummins 4BT/6BT Upper Engine Gasket Sets
We carry upper gasket sets for Cummins 3.9 and 5.9 liter engines. For your convenience, you can access our inventory through the product links listed below.
If you do not see the B Series part you need, please use our quote request form or call us at 855.470.3525: our friendly sales staff will gladly help you.