The fuel system business is booming. Aftermarket pumps, regulators, lines, fittings, tanks, injectors, fuel rails—even entire how-to books—revolve around the task of delivering more fuel to an engine.

A driver heads for his cab, jumps in, belts up and hits the starter button. It’s only 10 degrees outside, but the engine fires almost immediately, and runs quietly while he warms it up. No fuel ...

[Stay on top of transportation news: Get TTNews in your inbox.] Advanced researchers and engine makers say the internal combustion engine’s ability to be more efficient and run on greener fuels means ...

Ethanol fuel, often lauded for its environmental benefits, has become a common additive in gasoline. However, its impact on older engines and systems is a topic of concern for many vehicle owners.

The venerable Ford Power Stroke diesel engine family features some of the most technologically advanced and powerful turbodiesel engines of all time. Found primarily under the hoods of Ford's ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...

Cummins released details of its 2027 X15 diesel engine, which it says meets EPA 2027 emissions requirements while improving fuel economy — and without adding weight or using more diesel exhaust fluid.