It's been nearly 20 years since the OEs fully transitioned to EFI, and aftermarket EFI systems are becoming more affordable and easier to tune by the day. Even so, the carburetor remains the fuel ...

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 ...

Many of you have followed our "How It Works" series since its inception in the January, 1993 issue of HOT ROD and have told us exactly how much it is appreciated. In the 27 issues that followed we've ...