There are advantages to showing up fashionably late to the party. In this case, the party has been the slew of self-learning, throttle body (TB) EFI kits. Among the early contenders was the ...

Aftermarket EFI is nothing new. In fact, the first high-performance electronic fuel injection systems were introduced before some of our readers were even born. Those units were expensive, hard to ...

Some of the first aftermarket fuel-injection systems date back to the mid ’80s. Sadly, most of those early retrofit units had some glitches and kept most of us from removing the carburetors from our ...

The Gen III Hemi engine holds a lot of potential, but ease of swapping into non-factory applications has never been a strong suite. Holley has made it much easier to put a stock or modified Gen III ...