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Cubic Inch to Cubic Centimeter Converter

Instant, two-way conversion across common engineering units.

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1 in³ = 16.387064 cm³(Cubic inch → Cubic centimetre)

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Converting cubic inches to cubic centimeters

To convert cubic inches to cubic centimeters, multiply the value by 16.387064. Volume conversions matter for concrete pours, excavation, tank capacity and airflow, where a rounding slip becomes a delivery error.

Visual scale

To scale
1 cubic inch = 16.387064 cubic centimeters.
1 cubic centimeter = 0.061023744 cubic inches.

Cubic Inch (in³)

The cubic inch (in³) is the small imperial volume unit.

Origin
Derived from the international inch of exactly 25.4 mm.
Where it is used
Used for component displacement, small castings and machining allowances.
Relation to SI
1 in³ = 0.0000163871 m³, about 16.387 mL.

Cubic Centimeter (cm³)

The cubic centimeter (cm³) is the volume of a cube with 1 cm sides.

Origin
A decimal derivative of the SI cubic meter.
Where it is used
Used for material samples, small component volumes and density calculations.
Relation to SI
1 cm³ = 1 mL = 0.000001 m³.

Frequently asked questions

How many cubic centimeters are in one cubic inch?

1 in³ equals 16.387064 cm³.

How do I convert cubic inches to cubic centimeters?

Multiply the value by 16.387064. For example, 10 in³ equals 163.87064 cm³.

How do I convert back from cubic centimeters to cubic inches?

1 cm³ equals 0.061023744 in³. The converter above works in both directions, so you can type into either field.

Why do US and imperial gallons differ?

The US gallon comes from the old English wine gallon of 231 cubic inches, while the imperial gallon was redefined in 1824. The imperial gallon is about 20 percent larger.

Which volume unit should I use for concrete?

Cubic meters are the standard ordering unit for concrete and excavation in metric practice; cubic yards serve the same role in the US.

Is this volume converter free to use?

Yes. Every unit conversion runs in your browser, needs no account and is free for professional use.

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