Engine Makers Prepare for 2012 Emissions Requirements

April 30, 2009 |

Diesel engine manufacturers continue to refine their product offerings in preparation for EPA Tier 4 Interim emissions requirements.

On the day John Deere Power Systems announced the technology solutions it will use to meet the stringent regulations, as well as a new naming convention for its engines, Cummins Engine Co., Inc. announced its four-cylinder QSB3.3 and QSB4.5 engines will also meet the 2012 EPA Tier 4 Interim/EU Stage III B standards. Required is at least a 90-percent reduction in particulate matter and up to a 50-percent reduction in nitrogen oxides (NOx) from previous Tier 3/Stage III A requirements. Read more...


--ConstructionEquipment.com

 

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