A commercial truck and bus engine that brings clean emissions to a whole new level is about to debut, seven years in advance of the low-emissions regulations it is designed to meet. Natural gas engine developer Cummins Westport Inc. told Trucks.com that its 8.9-liter “near-zero NOx” engine, previously scheduled for launch at the end of the year, is finishing its field test phase and the company will start taking orders this month. Cummins Westport is a joint venture of diesel engine giant Cummins Inc. and natural gas engine developer Westport. Read more
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