Every diesel-head knows about Cummins engines — specifically, the six-cylinder Cummins 5.9-liter and 6.7-liter engines. But given how popular these engines are, we won't blame you if you didn't know ...

Cummins power plants that feature grid heaters include its 5.9-liter models dating back to 1989 and the larger 6.7-liter engines that power heavy-duty Ram trucks from 2007 up to the 2024 model years.

Heavy D uses a Cummins-powered diesel Jeep to pull off a heroic rescue in a high-stakes situation. Trump keeps control of California National Guard for now after appeals court blocks order Mics ...

But the Cummins Model U engine kept going. When they finally rolled into Los Angeles, they had spent just $11.22 on fuel and shattered GM's gasoline record by nearly 7 hours. Mission accomplished.