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

Some stories are so obvious and necessary that it's difficult to identify the need. Surely everybody knows what a Q-jet looks like and how to tell it apart from an old Carter or a Holley 4150. "Not so ...

How do carburetors work? This video explains carburetors and the components involved. They are used to mix the fuel into the ...