From early pony cars to today’s high-tech muscle, Ford Mustangs have embraced electronic fuel injection (EFI) to improve power, efficiency, and control. Owners of vintage models can integrate modern ...

The FAST XFI 2.0 brings a ton of valuable new features to the already excellent standalone EFI system. After a full year's worth of research, track testing and data gathering by FAST racers and ...

Some hot rodders look at the bundle of wiring that lay across every modern electronic fuel-injected engine with disgust or confusion. While a carburetor is physically tweaked to tune its behavior, ...

Federal Heights, Colorado's Greg Dietrich purchased a 1992 Chevrolet Silverado 1500 with a carbureted 502hp ZZ502 big-block crate motor, a 4L60E automatic overdrive trans with a 2,600-rpm stall-speed ...

In part 1 of this three-part series, we covered the basics of EFI, with an emphasis on the Ford systems, though still with a somewhat generic explanation. Last month we got more into the specifics of ...

What is data logging?: It’s the process of collecting and analyzing vehicle sensor data to optimize performance, efficiency, and reliability. Why it matters: From diagnosing issues to fine-tuning ...