For those that don’t know, the 4BT Cummins engine is a 3.9-liter turbo-diesel four-cylinder delivering 105 and 265 lb-ft (359 Nm) of torque in standard form.

The B7.2 diesel is the next engine in the B series Cummins HELM™ platform, following the B6.7 Octane engine, and will bring state-of-the-art technology and continue to serve a variety of medium ...