Barrett Small Engine

What Is a Carburetor A carburetor is a mechanical pressure-driven device that pre-mixes atomized fuel and air in the correct proportions. The carburetor has been used in engines since the late 1800s. It has seen many improvements in design for better performance, decreased emissions, and managing different fuel types. What Job Does a Carburetor Do The carburetor supplies the mixture of fuel and air to an internal combustion engine for sustained operation. The carburetor also has components for engine speed control. Engine speed is controlled by the amount of airflow that goes into the engine through the carburetor body. The carburetor also has internal systems that let it operate at low speeds. It also allows it to operate at high speeds and tolerate transitions between these speeds. Frequently the carburetor will also have a choke or primer type of system that lets the engine start easier. Briggs and Stratton carburetors are frequently assembled from materials that include different f...