Engine CC Size Calculator

Engine CC Size Formula:

\[ CC = \frac{\pi \times B^2 \times S \times N}{4000} \]

Engine Size (CC):

Unit Converter ▲

Unit Converter ▼

From:	To:

1. What is Engine CC Size?

Engine CC (cubic centimeter) size represents the total displacement volume of all cylinders in an internal combustion engine. It's a key measurement that indicates the engine's power potential and efficiency.

2. How Does the Calculator Work?

The calculator uses the engine displacement formula:

\[ CC = \frac{\pi \times B^2 \times S \times N}{4000} \]

Where:

\( B \) — Bore diameter (millimeters)
\( S \) — Stroke length (millimeters)
\( N \) — Number of cylinders
\( \pi \) — Mathematical constant Pi (approximately 3.1416)

Explanation: The formula calculates the volume of a single cylinder (π × radius² × height) and multiplies by the number of cylinders. The division by 4000 converts from cubic millimeters to cubic centimeters.

3. Importance of Engine CC Size

Details: Engine displacement is a critical factor in determining an engine's power output, torque characteristics, and fuel consumption. Larger displacement engines typically produce more power but consume more fuel.

4. Using the Calculator

Tips: Enter bore and stroke measurements in millimeters, and the number of cylinders. All values must be positive numbers with bore and stroke greater than zero, and at least one cylinder.

5. Frequently Asked Questions (FAQ)

Q1: Why is engine displacement measured in CC?
A: Cubic centimeters (cc) provide a standardized unit for comparing engine sizes across different manufacturers and countries.

Q2: How does CC relate to engine power?
A: Generally, larger CC engines produce more power, but efficiency, technology, and design also significantly impact actual power output.

Q3: What's the difference between bore and stroke?
A: Bore is the diameter of the cylinder, while stroke is the distance the piston travels within the cylinder.

Q4: Are there limitations to this calculation?
A: This formula calculates theoretical displacement. Actual effective displacement may vary slightly due to combustion chamber design and other factors.

Q5: How is CC different from horsepower?
A: CC measures engine size/volume, while horsepower measures power output. A higher CC engine typically produces more horsepower, but efficiency varies.