First Westport, Now Cummins: Uncertainty for One Natural Gas Engine

Cummins INC. one of the world’s largest engine designers and manufacturers, says it is halting – at least for now – its development of a new spark-ignited natural gas engine.

The company announced its plans to develop this platform, the ISX15 G, back in March, 2012, saying it was aiming to strengthen its position in the natural-gas-for-transportation segment. At the time, Cummins anticipated that its new 15-liter engine would be in limited production sometime this year – a goal that is now on indefinite hold.

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