It's tempting to swap a carburetor for more modern electronic fuel injection. But while such a move can improve your car, it ...

Gregg Petersen's Hilborn-injected Chevette. The first thing you should understand is that direct-port, constant-flow fuel-injection—Hilborns, En-derles, Crowers, whatever—were never designed, nor ...

Your fuel pump pushes fuel from your gas tank through your fuel lines to your engine. Then, your fuel injectors are responsible for spraying just the right amount of gas into your combustion chambers ...

Imagine for a minute that the amazing, over-caffeinated meatbag you call your body actually isn't so amazing. That every energy-expending action you make—from the tiniest facial expression to a ...

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...

Imagine a turbocharger trying to pressurize a carburetor with its small venturis and finicky floats and you can get some idea why electronic fuel injection opened the door to big boost, big power, big ...

A unique electronically controlled fuel injection system, named ECI, has been developed for 2.0- and 2.6-liter passenger car gasoline engines. The system incorporates a vortex shedding airflow sensor, ...

Lots of new car engines these days are built with both port and direct fuel injection. On the surface, that might not make much sense. Why would a carmaker use two different types of injection methods ...