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Convert cubic inches to gallons [in^3 to gal (US)]


cubic inch (in^3)


gallon (US)


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In this article, we are going you to answer the question of how many gallons in a cubic inch! No doubt, the conversion process from cubic inch to gallon is not such an easy method as you seem. There are different conversions factors involve that you need to remember. But, what if cubic inches in a gallon conversion turns just within a single step! Yes, an online cubic inches to gallons (in^3 to gal) converter is the tool that designed by calculator-online for turning cubic inches values into the equivalent gallons.

Also, if you want to do manual or step-by-step conversion for these specific units of volume, then take a look at the given example:

Read on!

Did You Know!

  • 1 cubic inches (in^3) is equal to 231 US liquid gallon (gal)
  • 2 US liquid gallon (gal) is equal to 0.004329 cubic inches (in^3)

Cubic inches to gallons Formula:

The formula for in3 to gallons is as follow:

US liquid gallon = cubic inch * 0.004329

How do you convert cubic inches to gallons?

Convert with:

  • online cubic inches per gallon converter
  • Formula (the below example helps you)

Example of US liquid gallons (gal) to Cubic inches (in^3) conversion:

Problem: Convert 1200 in3 to gallons?


Step 1 (Formula):

  • US liquid gallon = cubic inch * 0.004329

Step 2 (Put the Values):

  • US liquid gallon = 1200 * 0.004329

Step 3 (Result):

  • 5.194805 US liquid gallons

Means, 1200 cubic inches (in^3) is equal to 5.194805 US liquid gallons (gal)

Cubic inches (in3) to US liquid gallons (gal) conversion table: