The Cummins B6.7 Octane brings a gasoline option to the Freightliner M2 106 Plus, targeting under-300 hp applications without ...

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 ...

At TopSpeed, William Clavey is Editor-at-Large, where he focuses on authority and exclusive content, reviews, news articles, features, and opinion pieces all while sharing his passion for everything ...

Add Yahoo as a preferred source to see more of our stories on Google. Green pump for diesel, blue for gas – but what's the difference? Jeffrey Greenberg/Education Images/Universal Images Group via ...

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

As two of America's traditional 'big three' automakers, Ford and GM have a rivalry steeped in history. They've each offered similar types of products that fulfill the same purpose for buyers, be they ...

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

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

You don't see diesels on the road as much ever since Volkswagen's emissions cheating scandal broke, but they're still out there, and the people who love them still love them. That's partly because ...