Roughly a year of development has resulted in these two prototypes, meant to showcase the work potential of range-extended ...

But the big reveal was the next generation of its more than 40-year-old B-Series power platform with a new 7.2-liter diesel engine for 2027—the same year that the Environmental Protection Agency’s ...

If you're in the market for a heavy-duty gasoline-powered truck, you have a couple of options available from Ford. Here are ...

Cummins released details of its 2027 X15 diesel engine, which it says meets EPA 2027 emissions requirements while improving fuel economy — and without adding weight or using more diesel exhaust fluid.

Hot-rodders love the Ford 7.3-liter pushrod V8. It’s more compact than the 5.0-liter Coyote despite its bigger displacement, and it’s proven to be capable of making huge power without blowing up.

Cummins launched what it called its most efficient heavy-duty diesel engine ever during an online press briefing Feb. 28 as it unveiled its Cummins HELM fuel-agnostic engine platform. HELM is an ...

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 ...

Internal combustion engines are incredibly complicated machines that many of us interact with on a daily basis, but don't completely understand. You get in your car, turn the key or push the start ...

Ddiesel engines have their benefits, it's just that quick acceleration isn't one of them. They're limited in rpm compared to gas engines, due to factors like their higher compression ratios, and that ...

Military vehicles such as Humvees are often seen wading through water without much trouble, which gives diesel engines a reputation for being nearly indestructible. While they are tough and generally ...