Engine displacement

Calculate Engine displacement instantly with the exact formula and a worked example.

Engine displacement

Piston diametermm
Piston strokemm
Cylinders
Engine displacement
1,809.5574cm³
π·(D/2)²·S·nCalculate Engine displacement instantly with the exact formula and a worked example.

More about: Engine displacement

What it calculates

The “Engine displacement” calculator computes Engine displacement in cm³ from 3 parameters: piston diameter (mm), piston stroke (mm), cylinders.

Helps estimate the cost of car ownership, pick parameters, and compare options.

Example calculation

With parameters Piston diameter = 80 mm, Piston stroke = 90 mm, Cylinders = 4 the result is 1,809.56 cm³ (π·(D/2)²·S·n).

How to use

  1. Enter piston diameter, piston stroke and cylinders — each field above is adjustable with a slider.
  2. Engine displacement (cm³) is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Engine displacement calculated?
The Engine displacement calculator computes Engine displacement (in cm³) from piston diameter, piston stroke, cylinders. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Engine displacement calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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