Gas prices have been consistently rising, and drivers are unsure when they will come back down. For those who drive diesel ...

The electric vehicle revolution gets all the headlines, and perhaps for good reason. What nobody mentions is that the global ...

Four-pots were always a great choice for fuel efficiency, and these seven purely gas-powered units prove just how far ...

Diesel engines are often harder for home mechanics to repair, as parts are heavier and more expensive due to how diesels ...

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 ...

GM now has two 6.6L gasoline V8 engines in its full-size truck portfolio, but despite sharing the same displacement, these ...

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 ...

In a somewhat surprising move given the current international trade climate, Scout Motors announced that it will source a gasoline engine from Volkswagen Group Mexico to serve as its optional onboard ...

WardsAuto's 2026 top 10 marks a historic first since 1995, with no gas-only winners.

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 new B6.7 Octane is based on the ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...