The engine maker's new 6.7-liter Turbo Diesel for Ram Heavy Duty's line of pickups and cab-and-chassis trucks comes with news ...

Ram's heavy-duty trucks receive a comprehensive refresh that includes new exterior styling and interior upgrades.

Ram unveils its lineup of updated 2025 HD trucks, with the offering getting a revised diesel engine and a new 8-speed ...

In 2003, the popular heavy-duty truck offered the Cummins third generation of engines, the 5.9-liter inline-six-cylinder ...

Cummins has been producing diesel engines for over 100 years. Here’s the first engine that Cummins developed and what it was ...

While the 5.9 Cummins and 7.3 Power Stroke diesel engines both enjoy ... peg works itself loose from the cylinder head and wreaks havoc on the engine. This was more often a problem for engines ...

NOx emissions from diesel vehicles ... Funded by Saudi Aramco, US engine manufacturer Cummins and the California Air Resources Board, the project kicked off in 2018 when the oil giant started ...

How Cummins' X15N engine redefines natural gas as a sustainable fuel, delivering diesel-like performance and cutting ...

The diesel tuning business has changed a lot in the last four years. The Environmental Protection Agency is scrutinizing everybody from huge engine manufacturers like Cummins to small tuner shops.