They pull hard and use less fuel than a gasoline engine doing the same work. Greater fuel efficiency will often offset the ...

Famous for developing and manufacturing diesel engines, Cummins has just rolled out its first gas power plant in over one hundred years. The Cummins B6.7 Octane gasoline power plant is designed to set ...

We all know why diesel engines are great for pickup trucks: They pull hard and use less fuel than a gasoline engine doing the ...

For 2027, Ford updates its heavy-duty truck lineup and ditches the previously standard gas V-8 and lower-output Power Stroke.

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 using ...

Westport and Volvo are demonstrating a 500-hp truck with diesel-like efficiency — one that also offers what Westport says is ...

Researchers in Wisconsin have developed a concept engine that can run on gasoline and diesel at the same time, with a ...

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Early adopters of the X15N engine have seen positive results, which may translate to additional fuel demand, according to the ...