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 ...

There was a time in the mid-’50s when serious small-block and W-motored big-block Chevys danced off the showroom floor with twin Carter WCFBs bolted to a 2x4 intake manifold. John Buck is a longtime ...

We baseline test a dual-quad carburetor set-up on a 500ci Indy Wedge big-block, then swap it out for a self-learning, wide-band, O2-controlled FiTech dual-quad EFI system and retest it.

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 ...