How is engine displacement calculated?

Engine displacement is calculated by multiplying the volume of an individual cylinder by the total number of cylinders in the engine. This measurement represents the total volume of all the cylinders in the engine, which is crucial for understanding the engine's capacity and power potential.

Displacement is an important factor because it directly relates to the amount of air-fuel mixture the engine can draw in and combust during operation. A larger displacement typically allows for more power output, as it can support larger quantities of the air-fuel mixture, leading to more significant combustion.

Measuring the engine weight, calculating the surface area of the engine, or assessing the horsepower does not provide the necessary information to determine the engine's displacement. These aspects may relate to overall engine performance or design but are not relevant to displacement calculations specifically. Displacement focuses solely on the internal volume related to the cylinders, making the method of multiplying the cylinder volume by the number of cylinders the correct approach.