The carburetor sitting on your vintage Mustang can be a finicky device. It has minute passages that air and fuel travel through to feed the engine the fuel it demands based on load, rpm, and so forth.

While the carburetor is generally acknowledged as the most important part of your engine, it is at the same time the most ignored and misunderstood. It usually just sits patiently atop the engine with ...

"A chain is no stronger than its weakest link, and the carburetor is only one link in the engine. Carburetion is dependent on the spark timing, valve timing, engine compression, ignition system, and ...

Holley came out with the first modular carburetor, the 4150, back in '57. Today, Holley still makes the 4150-heck it even makes hopped-up versions for everything from drag racing to rock crawling.

The last time we talked about carburetors, we focused on getting the idle mixture and speed in line. But that’s not all that a carb requires of its owner. Having your idle in line doesn’t mean the car ...