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What is the meaning of displacement?

1 Answers

JackDella

07/28/25 7:22pm

Displacement refers to the volume of space that the piston moves from the top dead center to the bottom dead center, which is the sum of the volume areas of all cylinders and is an important core parameter of the engine. Automobile displacement is expressed in ml, and the cylinder diameter and number of cylinders can represent the power of the engine. Displacement represents: 1. The displacement of a car refers to the total capacity of all cylinders in the engine; 2. Single-cylinder displacement, which depends on the cylinder diameter and piston stroke. The engine displacement is the sum of the working volumes of all cylinders, expressed in liters; 3. Engine displacement is a structural parameter that represents the size of the cylinder diameter and the number of cylinders. Many indicators of the engine are closely related to the displacement.

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