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 ...

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

This overview illustration will help you place many of the different sensors used in a multipoint fuel-injection (MPFI) engine such as a 5.0L Ford or GM tuned-port-injection (TPI) 305 or 350. One ...

It promised better power, reliability, and fuel economy. Sadly, though, virtually none of those promises were delivered. Most ...

Automakers have long touted the benefits of fuel injection, claiming increased efficiency and power. But as more cars have the system installed (around 73% in 2023), more and more consumers are ...

Jack Roush once was the most hands-on team owner in the NASCAR garage. It wouldn't be odd to walk into the garage on a race weekend and see Roush under the hood, fiddling with a carburetor. But with ...

The '89-'93 5.0 Mustang-based EEC IV fuel-injection setup is one of the most common swaps for carbureted Ford owners looking for an easy EFI setup. The heart of any EFI system is the computer, also ...

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 ...