Discover the advantages of Thomas Built Buses’ new gasoline engine option for the Saf-T-Liner C2 school bus in your fleet operations.

Nissan plans to introduce a new type of hybrid for the U.S. market that drives like an all-electric vehicle but is powered by ...

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 ...

A fundamental difference between gasoline and diesel engines is that a gasoline engine uses spark ignition while a diesel engine uses compression ignition. Before we delve deeper, let's understand how ...

Gasoline and diesel engines are very different. The former rely on spark ignition while the latter use compression ignition. Diesel engines typically run at much higher compression ratios than ...

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 ...

If you've even casually contemplated purchasing a Ram truck powered by a diesel engine in the last couple of decades, the name Cummins is undoubtedly familiar to you. The Indiana-based company has, ...

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 ...

Gas versus diesel is a debate over which billions have been spent to see which is better. Famously, Soviet tanks in World War II were powered by diesel, while the Germans used gas engines. Closer to ...