Cubic Inches to US Gallons (in³ → US gal)
Formula
1 in³ = 0.004329004329004329 US galConversion Table
| in³ | US gal |
|---|---|
| 0 | 0 |
| 1.0000 | 0.0043290 |
| 2.0000 | 0.0086580 |
| 3.0000 | 0.012987 |
| 4.0000 | 0.017316 |
| 5.0000 | 0.021645 |
| 6.0000 | 0.025974 |
| 7.0000 | 0.030303 |
| 8.0000 | 0.034632 |
| 9.0000 | 0.038961 |
| 10.000 | 0.043290 |
| 11.000 | 0.047619 |
| 12.000 | 0.051948 |
| 13.000 | 0.056277 |
| 14.000 | 0.060606 |
| 15.000 | 0.064935 |
| 16.000 | 0.069264 |
| 17.000 | 0.073593 |
| 18.000 | 0.077922 |
| 19.000 | 0.082251 |
| in³ | US gal |
|---|---|
| 20.000 | 0.086580 |
| 21.000 | 0.090909 |
| 22.000 | 0.095238 |
| 23.000 | 0.099567 |
| 24.000 | 0.10390 |
| 25.000 | 0.10823 |
| 26.000 | 0.11255 |
| 27.000 | 0.11688 |
| 28.000 | 0.12121 |
| 29.000 | 0.12554 |
| 30.000 | 0.12987 |
| 31.000 | 0.13420 |
| 32.000 | 0.13853 |
| 33.000 | 0.14286 |
| 34.000 | 0.14719 |
| 35.000 | 0.15152 |
| 36.000 | 0.15584 |
| 37.000 | 0.16017 |
| 38.000 | 0.16450 |
| 39.000 | 0.16883 |
| in³ | US gal |
|---|---|
| 40.000 | 0.17316 |
| 41.000 | 0.17749 |
| 42.000 | 0.18182 |
| 43.000 | 0.18615 |
| 44.000 | 0.19048 |
| 45.000 | 0.19481 |
| 46.000 | 0.19913 |
| 47.000 | 0.20346 |
| 48.000 | 0.20779 |
| 49.000 | 0.21212 |
| 50.000 | 0.21645 |
| 51.000 | 0.22078 |
| 52.000 | 0.22511 |
| 53.000 | 0.22944 |
| 54.000 | 0.23377 |
| 55.000 | 0.23810 |
| 56.000 | 0.24242 |
| 57.000 | 0.24675 |
| 58.000 | 0.25108 |
| 59.000 | 0.25541 |
| in³ | US gal |
|---|---|
| 60.000 | 0.25974 |
| 61.000 | 0.26407 |
| 62.000 | 0.26840 |
| 63.000 | 0.27273 |
| 64.000 | 0.27706 |
| 65.000 | 0.28139 |
| 66.000 | 0.28571 |
| 67.000 | 0.29004 |
| 68.000 | 0.29437 |
| 69.000 | 0.29870 |
| 70.000 | 0.30303 |
| 71.000 | 0.30736 |
| 72.000 | 0.31169 |
| 73.000 | 0.31602 |
| 74.000 | 0.32035 |
| 75.000 | 0.32468 |
| 76.000 | 0.32900 |
| 77.000 | 0.33333 |
| 78.000 | 0.33766 |
| 79.000 | 0.34199 |
Cubic Inches to US Gallons Conversion
Converting Cubic Inches (in³) to US Gallons (US gal) is a common volume conversion. 1 in³ equals 0.004329 US gal. For example, 100 in³ is equal to 0.4329 US gal.
Quick Mental Math: Cubic Inches to US Gallons
Convert cubic-inches to us-gallons using the appropriate volume conversion factor.
Why is converting Cubic Inches to US Gallons tricky?
Volume unit conversions use non-integer factors and archaic standards.
Quick Reference Values
1 in³ = 0.004329 US gal. 5 in³ = 0.021645 US gal. 10 in³ = 0.04329 US gal. 25 in³ = 0.108225 US gal. 50 in³ = 0.21645 US gal. 100 in³ = 0.4329 US gal.
What is Cubic Inches?
Cubic Inches (in³) is a unit of volume. A cubic inch is a volume unit defined as the volume of a cube with edges one inch long. One cubic inch equals exactly 16.387064 cubic centimeters (cm³), or 0.000016387064 cubic meters (m³), based on the inch defined by international agreement. This unit is commonly used in the United States for measuring engine displacement and small volumes in manufacturing and engineering applications [nist-si-guide]. The inch originated from the British Imperial measurement system, with its volume form, the cubic inch, defined as the cube of the inch. The inch was standardized internationally in the mid-20th century to exactly 2.54 centimeters, which fixed the cubic inch conversion factor [nist-si-guide]. Cubic inches are primarily used in the United States and Canada for automotive engine sizes and small volume measurements. Industries such as aerospace, manufacturing, and appliance design often use this unit for precise volume specification [nist-si-guide].
What is US Gallons?
US Gallons (US gal) is a unit of volume. The US gallon is a unit of volume defined as exactly 231 cubic inches or about 3.78541 liters. It differs from the UK gallon and is used primarily in the United States for liquid measurements such as fuel and milk [nist-si-guide]. The US gallon originated in 1707 based on the Queen Anne wine gallon, later standardized by the US National Institute of Standards and Technology to ensure consistency in commerce [nist-si-guide]. The US gallon is widely used in the United States for fuel volume, food packaging, and liquid measurements. It is recognized by US federal agencies and industries but is not used in countries that employ the metric system [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: cubic inchs, cubic inchers, cubic inhes, cubic inchs, cubicinches, us gallon, u.s. gallon, gallons, gallon. All of these refer to the Cubic Inches to US Gallons conversion.