The Cummins four-cylinder ISF2.8 base engine was used as the base for the ATLAS program. Photo: Cummins Cummins Inc. is set to showcase the results of a four-year joint program with the U.S.

Both Cummins and Ford offer 6.7-liter diesel engines. They share a few similarities, but those don't go much further than their displacements.

You’ve heard the rumblings of a ½-ton diesel pickup coming to the United States since we wrote “New Cummins V-6 and V-8 Diesel Engines” (Dec. ’06). Our optimism has peaked and been dashed during the ...