Navistar Inc.’s 2009-2010 “transition” strategy for exhaust-emissions compliance has led to a lawsuit filed on Wednesday by the U.S. Environmental Protection Agency. EPA claims 7,750 Navistar diesels ...

Navistar International Corp. will be able to sell engines that do not meet 2010 emissions standards — but the company will pay a fine of up to $3,800 per engine to do so. The Environmental Protection ...

A federal appeals court has thrown out an Environmental Protection Agency rule that allowed Navistar Inc. to pay penalties while it continued to sell engines that did not meet 2010 federal emissions ...

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Navistar International Corp. said its switch to diesel exhaust aftreatment will include use of Cummins liquid urea injection equipment, and that it will offer the Cummins ISX15 engine in some truck ...

Navistar International Corp's South American engine subsidiary, International Engines South America, has agreed to acquire MWM Motores Diesel Ltda (MWM), a major Brazilian diesel engine producer. The ...

Business reporter Everdeen Mason has investigated Navistar’s recent crises for the past year - including plummeting revenues, rejected engine technology, potential jobs cuts and more - and how it ...

Effective at this year's end, Ford and Navistar will restructure their existing business relationship and end their diesel engine supply contract, which dates back to 1979. Ford and Navistar had been ...

CHICAGO. Navistar rolled out three MaxxForce proprietary diesel engine families for a ride-and-drive event here, all using the company’s “advanced EGR” technology to meet the new 2010 federal ...

WASHINGTON -- Engine manufacturer Navistar International Corp. will pay a $52 million civil penalty and has agreed to prevent at least 10,000 tons of oxides of nitrogen (NOx) emissions in a settlement ...

Engine manufacturer Navistar International Corp will pay a $52 million civil penalty and has agreed to prevent at least 10,000 tons of oxides of nitrogen (NOx) emissions in a settlement with the U.S.