Cummins 6BT 12 Valve Engine: Specs, Problems, and Reliability. The Cummins 6BT is the most famous truck engine of the B series. The 5.9 l Cummins engine was the first [ Read More.]
Cummins 6BT 12 Valve Engine: Specs, Problems, and Reliability. The Cummins 6BT is the most famous truck engine of the B series. The 5.9 l Cummins engine was the first [ Read More.]