A planned shutdown of Valero's massive refinery near San Francisco in the spring would really put the pinch on motorists.

However, if you do find yourself with the wrong fuel in your car - whether through a petrol station error or your own, the ...

Chevron said on Tuesday it was working to restart some of the processing units that were shut down due to a fire at its El ...

A lot of automotive engines remain in production for quite a while. Cummins' B-Series diesel is the longest-running diesel ...

Diesel engines can technically run backwards, though there's very little (if any) practical applications for this, especially ...