A carburetor is a device that mixes air and fuel for the internal combustion
engines in an appropriate air-fuel ratio for combustion.
To carburate means to mix the air and fuel or to equip( an engine) with a
carburetor for that purpose.
A carburetor's job is to supply an internal combustion engine with air/fuel
mixture.
Carburetors regulate the flow of air through their main bore (Venturi),
this flowing air draws in fuel and the mixture enters the engine via the
intake valve.
The Venturi Principle/Effect is critical to successful operation.
Carburetors consists of a bowl,center bore,passages,jets,vents,a slide,
enrichener,idle speed adjustment, air/fuel ratio adjustment and often an accelerator pump.