Cummins Westport receives 2018 emissions certifications for L9N and B6.7N low NOx natural gas engines
Green Car Congress
DECEMBER 13, 2017
Both engines meet California ARB optional Low NO x standards, as well as 2017 EPA greenhouse gas emission (GHG) requirements, making them some of the cleanest engines available today for truck and bus customers. will be available as a first-fit option from leading bus and truck manufacturers. Cummins Westport Inc. g/bhp-hr.
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