331 in³ ≈ 1.1931 gal (Imperial; in US gallons: 331 in³ = 1.4329 US gal). To convert cubic inches to gallons, multiply by 0.0036046518: 331 × 0.0036046518 = 1.1931.
How to convert cubic inches to gallons
gal = in³ × 0.0036046518
- 1 in³ = 0.0036046518 gal (and 1 gal = 277.4193 in³).
- Multiply the amount by the factor: 331 × 0.0036046518 = 1.1931.
- Answer: 331 in³ ≈ 1.1931 gal (rounded to 6 significant figures).
Cubic Inches to Gallons table
| Cubic Inches (in³) | Gallons (gal) |
|---|---|
| 326 in³ | 1.1751 gal |
| 327 in³ | 1.1787 gal |
| 328 in³ | 1.1823 gal |
| 329 in³ | 1.1859 gal |
| 330 in³ | 1.1895 gal |
| 331 in³ | 1.1931 gal |
| 332 in³ | 1.1967 gal |
| 333 in³ | 1.2003 gal |
| 334 in³ | 1.204 gal |
| 335 in³ | 1.2076 gal |
| 336 in³ | 1.2112 gal |
| in³ | gal |
|---|---|
| 1 in³ | 0.00360465 gal |
| 5 in³ | 0.0180233 gal |
| 10 in³ | 0.0360465 gal |
| 50 in³ | 0.180233 gal |
| 100 in³ | 0.360465 gal |
| 1,000 in³ | 3.6047 gal |
Good to know
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 331 in³ = 1.4329 US gal.