No one questions the veracity or durability of electronic fuel injection (EFI) anymore. Hot rodding is no different than the rest of society new technology demands time to become acceptable. Now the ...

Dialing It In Each Pro-Flo comes with an individualized chip in its ECM loaded with dedicated fuel and spark curves for a specific application. In this case, our 502 crate motor had been fitted with a ...

What it is: Self-learning EFI system. Why you care: Edelbrock's Pro-Flo 4 EFI does not require laptop tuning. The key to this user-friendly system is Edelbrock's exclusive E-Tuner 4 application, which ...

This will not be another attempt to convince those committed to carburetion that modern electronic fuel injection is really the way to go. As a CHP reader and a well-informed gearhead, you already ...