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 ...

For many of us who drive a fuel-injected car every day, we often take the easy-starting, rock-solid drivability and excellent fuel economy for granted. Let's face it, the last Ford to roll off the ...

The days of electronic fuel injection referred to as Black Magic are over. It has taken hot rodders long enough to figure out carburetion, and with the advent of EFI, the fear of "something new" ...

If you own an '81-'90 4.2L (258ci)-powered Jeep, there's something lurking behind your local Mopar dealer's parts counter that will interest you. It's called the Mopar Performance Jeep 4.2 Liter ...

Cutaway of Chev engine showing fuel injection components. Air meter, right, picks up vacuum signals in venturi and transmits them to diaphragms in fuel meter on right. With all the noise currently ...

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 ...

Modern fuel systems are far more reliable than the carbureted setups many drivers grew up with, yet a single everyday habit ...

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 ...