Cummins promotes more fuel-efficient engine

December 2020/January 2021

Tom Berg


Cummins Inc. says its 2021-model heavy-truck diesels will deliver greater fuel economy and offer lon
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Tom Berg worked his way through college by driving trucks. Since 1978, he’s been writing about trucks and trucking. He holds a Class A commercial driver’s license and drives trucks as part of story research. While semi-retired, Berg still writes about semis as a contributing editor at Land Line.