High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

On paper, modern engines should have buried their predecessors long ago. Computer-controlled fuel injection, turbocharging ...

Delphi is developing an engine fuel injection technology that could improve the fuel economy of gas-powered cars by 50 percent, potentially rivalling the performance of hybrid vehicles at less cost.

Researchers in New York have demonstrated a supercritical diesel fuel-injection system that can reduce engine emissions by 80 percent and increase overall efficiency by 10 percent. Going supercritical ...

Transonic Combustion, a startup based in Camarillo, CA, has developed a fuel-injection system it says can improve the efficiency of gasoline engines by more than 50 percent. A test vehicle equipped ...

The carbureted car and truck era phased out by the early '90s. Carbs are still in use today on a few motorcycles, lawn mowers, and other power equipment, but electronic fuel injection (EFI) is ...

We used to be carburetor junkies. When fuel injection started showing up on our fullsize trucks, we were in a hissy-fit about a fuel delivery system that couldn't be readily modified. Then we finally ...

It's a trend we are seeing a lot more of: Even the most dyed-in-the-wool carburetor guys are ditching their mechanical mixers for electronic fuel injection. One recent convert explained his motivation ...

Here's what you are worried about. Can fuel injection really learn? Does it bolt-on in exactly the same manner as the carb that I am used to? Will it solve some problems? Is it complicated? Is it man ...

For years, Toyota Motor Corp. has put hybrids at the center of its powertrain-technology strategy, all but oblivious to the rapid fuel-economy advancements rivals have made in the humble gasoline ...

Most modern motorcycles make use of fuel injection for the incredible power the system can provide. But a few still rely on ...