It's springtime! Time to start working on your project car, learn a new wrenching skill, discover what everything is under the hood (and how it works), or just spruce up your daily driver. All month, ...

The choke valve in an engine's carburetor, whether it's a Holley carburetor or another brand, helps a cold engine start by restricting some of the airflow into it. When the engine is cold, the choke ...

Weber, Holley, SU, Carter and Q-Jet. Any gearhead heard at least once about one of those terms and for those who didn't, the previously mentioned are the best-known brands of carburetors in the ...

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 ...

In this age of computerized fuel injection systems, many people have written off carburetors as relics of a bygone era. Lacking the array of electronic sensors that allows fuel injection to more ...

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 ...