Inlast month's issue, we outlined the installation of an electronic fuel injection (EFI) system onto the vintage Pontiac V-8 residing in Lou Rotella's 1967 Firebird. Its modified Quadrajet carburetor ...

Anyone who has gone to school to learn how to repair engines of all types, such as myself, will have learned the fundamentals of how they work. It's crucial for troubleshooting and diagnosing engine ...

Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...

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 ...

Port fuel injection (PFI) was a major milestone in the early '80s. The integration of PFI rapidly changed the way fuel was delivered by increasing fuel economy and improving engine performance. Even ...

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 ...

The 1957 Corvette arrived looking familiar but hiding a revolution under its fiberglass skin. By pairing a small American sports car with a production fuel injection system, Chevrolet turned a ...