Definitions for "AIR-FUEL RATIO"
The ratio of the weight, or volume, of air to fuel.
The ratio of air weight to fuel weight consumed in an internal combustion engine or furnace.
The mass of air supplied to the engine divided by the mass of fuel supplied in the same period of time. The Stoichipmetric, or chemically correct, air-fuel ratio (A/F ratio) is the exact ratio necessary to burn all the carbon and hydrogen in the fuel to carbon dioxide and water with no oxygen remaining. The fuel-air ratio is the reciprocal of the air-fuel ratio.