Gasoline fumes contain a variety of hydrocarbons that constantly evaporate from the engine and fuel tank into the atmosphere. If the fuel is in the atmosphere, it can cause pollution, even if the ...

Westport Fuel Systems recently unveiled its H 2 HPDI fuel system in a demonstrator truck. Westport’s HPDI fuel system technology enables heavy-duty trucks to operate on bio-methane (renewable natural ...

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 ...

GM files a patent for advanced cylinder deactivation, aiming to make V-8 engines much more efficient without sacrificing ...

Electronic fuel injection is better for its efficiency, but installing it in a car that wasn't built for it requires ...

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 ...

In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...

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 ...

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 ...

Although Nissan has been in the doldrums ever since getting purchased by Renault in the early 2000s, it once had a reputation ...

The 11,000-horsepower, nitromethane-burning engine that powers a modern Top Fuel dragster is the very definition of controlled chaos, a cacophony of explosive elements and incredible forces delicately ...