The original Holley Model 4150 carburetors were introduced over 30 years ago. While the now-classic design has withstood the test of time and outlasted most other competitive 4-barrels, inevitably the ...

One of the first decisions made when considering a new carburetor is zeroing in on a size. Performance four-barrel carbs are rated for airflow in cfm, which is the cubic feet (volume) per minute of ...

Holley came out with the first modular carburetor, the 4150, back in '57. By '65, the 100,000,000th carburetor came off the Holley assembly line. Today, Holley still makes the 4150, heck, it even ...

With trucks evolving faster than a clean freak can go through a gallon of quick detailer, some of the basic mechanical skills are getting pushed back into the memory banks. Things like plugging in a ...