Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...

If you think direct-injection diesel engines made their debut in the 1980's, think again. The first diesel without extra ...

The clearances inside diesel injection system parts are closer than those found in any other technology. The plungers and needle valves in injectors need to fit tightly to ensure precise metering and ...

UNSW researchers have prototyped and tested a retrofit system that converts diesel engines to run on 90% hydrogen, radically reducing both carbon dioxide and nitrous oxide emissions while boosting ...

Sandia National Laboratories researchers (left to right: Nathan Harry, Christopher Nilsen, Drummond Biles, and Charles Mueller) show off their prototype of ducted fuel injection module for diesel ...

With so much aftermarket power-adding equipment available, we just couldn't leave well enough alone. It started with wanting to add just enough power to our '01 dualie so the transmission wouldn't ...

If you’re in fleet management or the construction industry, you undoubtedly have machines that run on diesel fuel. In addition to large trucks, more than 75% of all heavy construction equipment uses ...

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 ...