Pruitt has been the subject of multiple ethics investigations. President Trump accepts his resignation while continuing to defend his work at the EPA.

The gasoline CE bus will start full production next month, and the ChargE electric bus will tour the West Coast, IC Bus officials reveal in an interview.

Thomas Built Buses is now offering a feature called Diesel Particulate Filter Temperature Stabilization, aka “Stay Warm,” on its buses with...

The new nine-liter diesel engine option will be available for the rear-engine Type D bus in 2017.

At the NAPT trade show, the school bus OEM showcases its various options for engine and transmission. Also, the company plans to add a gasoline engine...

The new bus, to be available in 2016, will run on a Ford 6.8L V10 gasoline engine.

Cummins Westport’s ISB6.7 G is a 6.7-liter mid-range natural gas engine that is based on the Cummins ISB6.7 diesel engine platform.

The EPA and NHTSA’s jointly proposed standards for medium- and heavy-duty vehicles — including school buses — would cover model years 2021 to 2027.

Powertrain Integration (PI) names its 8.0L V8 propane autogas engine the PIthon. It has been selected as the engine platform for Thomas Built Buses' new...

The IC Bus parent company will move mid-range engine production at its Huntsville, Ala., plant to Melrose Park, Ill. Chief Operating Officer Jack Allen says...