Engine cylinders can misfire for many reasons. There are four causes in particular that you should be aware of; here's what ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

If you know diesel engines, you're already well acquainted with the name Cummins. The Indiana-based manufacturer has been a major player in the diesel realm for more than a century now and, at present ...

Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet ...

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.

[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 ...

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 unveiled a 15L hydrogen engine at ACT Expo in Long Beach, California, May 9. Built on Cummins’ new fuel-agnostic platform announced earlier this year, it’s expected to go into full production ...

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 ...

If you've ever heard the term "vapor lock" and thought the term ought to be called "mental block," you aren't alone. Each month, tens of thousands of folks search the term on the internet and find a ...

Diesel engines are torquey and efficient powerhouses capable of outlasting a comparable gas engine. But despite their robust build quality and beefier internals, there are things to avoid if you have ...