Carburetors with vacuum lines are still found on classic vehicles and small-displacement engines — but what is the vacuum ...

For many enthusiasts, the carburetor is some sort of black magic device that feeds an engine fuel to run. Short of bolting it on and maybe turning the base idle screw to keep the car running, few ...

It’s one thing to know roughly what’s happening inside of a carburetor but it’s another thing entirely to see in enormous detail how every stroke of the engine affects it. Fortunately, we live in a ...

Cold winter mornings often prompt drivers to start their cars and let them idle before driving. This practice stems from ...

Mechanical fuel injection was always an expensive and finicky deal. Then along came the microchip and electronic injectors and everything got easier. Mainstream soothsayers predicted the total demise ...

For some, dancing around the carburetor like a trained performer is second nature. These tuning wizards wield a flat-blade screwdriver like a trusty sword. Before you know it, the changes are made and ...

Choosing a high-performance carb ranks right up there with ouija boards, tarot cards, and dice tables in terms of success potential. There's really no magic involved, but the incredible variety of ...