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 ...

Diesel engines are different from gas engines in numerous ways, including their use of high compression ratios. Here's why ...

The list includes Toyota and Honda pickups, Cat motor grader and dump trucks, Cummins' first gasoline engine, Struck mini ...

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 ...

Sergiu is a mechanically minded car enthusiast about to finish his university degree. From attending car meets and expositions to creating automotive content, Sergiu thrives in the presence of cars.

Cummins engines have long been synonymous with diesel power, but for the first time in its 100-year history, the company has introduced a gasoline-powered engine. The B6.7 Octane is the company's ...

Porsche is reengineering its electric 718 platform to support gasoline engines, due to shifting demand and it's a high hurdle to overcome.

Ford's next-generation F-150 Lightning ditches a pure EV format in favor of a gasoline-backed extended-range electric truck that promises massive range and towing capability.

Ford is completely changing its electrification strategy, with the next Lightning featuring a plug-in hybrid setup where a gas engine adds juice to the battery.