With more than 35 years of engineering behind it, Cummins’ L9 medium-duty engine didn’t require an entire redesign this year, but the Columbus, Ind.-based engine maker did have to meet the stricter ...
Cummins, at the Work Truck Show in Indianapolis Tuesday, debuted the company’s EPA 2021 compliant medium duty B6.7 and L9 engines. As part of Greenhouse Gas (GHG) Phase 2, medium- and heavy-duty ...
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