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.

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 ...

Four-cylinder engines are usually associated with efficiency and compact packaging, yet a handful of engineers have stretched the format to astonishing sizes. The five engines below represent some of ...