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natural gas engine

Cummins Westport natural gas engine gets key emissions certifications

January 4, 2018 5:28PM by Truck West

VANCOUVER, B.C. – Cummins Westport’s 2018 ISX12N natural gas engine has been certified by the U.S. Environment Protection Agency (EPA) and California’s Air Resources Board (ARB). The ISX12N meets ARB’s optional low NOx standard of 0.02 g/bhp-hr, a 90% reduction…