Cummins Westport B6.7N natural gas engine receives near zero emissions certifications; full NG engine portfolio now certified near zero
Green Car Congress
JANUARY 10, 2020
has received certifications from both the US Environmental Protection Agency (EPA) and California Air Resources Board (ARB) for its B6.7N natural gas engine. Like the Cummins Westport ISX12N and L9N engines, the B6.7N meets California ARB optional Low NO x standard of 0.02 Cummins Westport Inc. of peak torque.
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