Cummins: No SCR for 2010 heavy-duty engines

NASHVILLE. Cummins Inc. announced that the engine maker will not use selective catalytic reduction (SCR) technology—which requires the use of urea—to meet the EPA 2010 emissions regulations for heavy-duty diesel engines. However, the company said it will meet the EPA 2010 regs for medium-duty engines by using SCR. “SCR is a good solution for mid-range vehicles but heavy-duty customer requirements are different,” stated Steve Charlton, executive director of heavy-duty engineering, addressing a news conference held here yesterday ahead of this week’s meeting of The Technology & Maintenance Council. “Our 2010 heavy-duty solution requires no NOx ...

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October 2009

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