Because diesel vehicles do not use spark plugs, they must rely on higher compression ratios to ignite the diesel fuel without ...

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

Why Do Diesel Engines Make So Much Torque? If you compare gasoline and diesel models of the same vehicle, the diesel engine ...

The most off-road capable version of the Ram 2500 has just been unveiled, and for the first time in a Power Wagon, big ...

State officials believe the contaminated fuel originated from the HF Sinclair terminal in Henderson, and was then sent out to ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Porsche says its analysis suggested EVs were the way forward, but in retrospect, culling the gas Macan was the wrong move.

Your car’s fuel economy isn’t just about the engine or EPA ratings. Learn how everyday driving habits have the biggest impact ...

Anyone who got gas between around 2 p.m. Wednesday and 6 a.m. Thursday and thinks they may have been affected can file a ...

The Division of Oil and Public Safety started receiving complaints Thursday after diesel was loaded from a Sinclair terminal ...

VW’s CEO says tightening emissions rules make small gas cars too expensive to save—clearing the way for a new wave of ...

A who’s who from Washington state business and Democratic politics on Thursday extolled the virtues of alternative jet fuel ...