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Need a head gasket for a 2003-2006 Cummins 5.9L 24V? Confirm you are ordering for the common rail version before buying. Learn the fitment checks and mistakes to avoid.

Ordering a head gasket for a Cummins 6BT 5.9L 24V from 1998.5-2002? Confirm you have the VP44-era engine before buying. Learn the fitment checks and what to order.

A Cummins 5.9L 12V lower gasket set is for bottom-end repairs — oil pan, timing cover, and rear seal. Learn when to use a lower set versus a top set or full gasket set.

The Cummins 4BT is a 3.9L 4-cylinder diesel and the 6BT is a 5.9L 6-cylinder. They share a family resemblance but do not use the same gasket sets. Confirm which engine you have before ordering.