Navistar Makes U-Turn on Diesel Engines, Arrives at Cummins.
ENR Construction
AUGUST 8, 2012
Navistar Submits 13-Liter Engine for EPA Certification. -- Advertising --. The Columbus, Ind.-based EPA has been less generous in its praise of Navistar, despite licensing an EGR engine technology to the company that has not yet met EPAs own emission regulations. Photo Contest Archives. Slideshows. Reader Photos. Book Reviews.
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