[Stay on top of transportation news: Get TTNews in your inbox.] As state and federal clean-air regulators move forward with plans to further reduce nitrogen oxide and particulate matter emissions from ...

The company says this is the only diesel engine operating on the road capable of meeting CARB’s 2027 regulation, which requires a 90% reduction in emissions of nitrogen oxide (NOx) compared to current ...

EPA said its new proposed rule to further reduce diesel NOx emissions by 2024 was spurred by several state and city petitions from around the country. Photo: Jim Park If you thought the EPA 2010 ...

It’s been said that heavy-duty pickup truck owners who haul and tow frequently have diesel running through their veins. They crave diesel’s high torque at low rpms and extended driving range between ...

Engineers have demonstrated the effectiveness of new technology to cut diesel emissions. The advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NOx) emissions to meet the ...

In this in-depth video, we explore the EGR (Exhaust Gas Recirculation) system, detailing its history and evolution, operating ...

Diesel engines are disappearing from smaller cars and SUVs in the U.S. thanks to a series of emissions scandals since Dieselgate. But there are still plenty of heavy-duty pickups and larger trucks ...

Achates Power has announced that the heavy-duty diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners has entered fleet service with Walmart ...

Diesel engines are considered more polluting than their petrol counterparts. This is the key reason why the small cars in India have been shying away from using diesel engines, in face of the mounting ...

Swiss engine maker WinGD has launched the first marine two-stroke engine to carry its own NOx abatement solution, which, per the company, offers "dramatic" reductions ...