Convert Cubic Inches to Imperial Gallons
1 cubic inch = 0.00360465 imperial gallons. Type any value below to convert in either direction — the calculation happens in your browser.
Cubic Inches to Imperial Gallons formula
Multiply the number of cubic inches by 0.00360465 to get imperial gallons.
imperial gallons = cubic inches × 0.00360465To go the other way: divide the number of imperial gallons by 0.00360465, or multiply by 277.419433.
cubic inches = imperial gallons ÷ 0.00360465Cubic Inches to Imperial Gallons conversion table
| Cubic Inches | Imperial Gallons |
|---|---|
| 1 in³ | 0.00360465 imp gal |
| 2 in³ | 0.0072093 imp gal |
| 3 in³ | 0.01081395 imp gal |
| 4 in³ | 0.0144186 imp gal |
| 5 in³ | 0.01802325 imp gal |
| 6 in³ | 0.0216279 imp gal |
| 7 in³ | 0.02523255 imp gal |
| 8 in³ | 0.0288372 imp gal |
| 9 in³ | 0.03244185 imp gal |
| 10 in³ | 0.0360465 imp gal |
| 15 in³ | 0.05406975 imp gal |
| 20 in³ | 0.072093 imp gal |
| 25 in³ | 0.09011625 imp gal |
| 30 in³ | 0.1081395 imp gal |
| 40 in³ | 0.144186 imp gal |
| 50 in³ | 0.1802325 imp gal |
| 75 in³ | 0.2703488 imp gal |
| 100 in³ | 0.360465 imp gal |
| 250 in³ | 0.9011625 imp gal |
| 500 in³ | 1.802325 imp gal |
| 1,000 in³ | 3.60465 imp gal |
Imperial Gallons to Cubic Inches conversion table
| Imperial Gallons | Cubic Inches |
|---|---|
| 1 imp gal | 277.419433 in³ |
| 2 imp gal | 554.838866 in³ |
| 3 imp gal | 832.258298 in³ |
| 4 imp gal | 1,109.678 in³ |
| 5 imp gal | 1,387.097 in³ |
| 6 imp gal | 1,664.517 in³ |
| 7 imp gal | 1,941.936 in³ |
| 8 imp gal | 2,219.355 in³ |
| 9 imp gal | 2,496.775 in³ |
| 10 imp gal | 2,774.194 in³ |
About the cubic inch
A cubic inch is about 16.39 millilitres, traditionally used for American engine displacement.
About the imperial gallon
An imperial gallon is exactly 4.54609 litres — about 20% larger than a US gallon.
Frequently asked questions
How many imperial gallons are in a cubic inch?
There are 0.00360465 imperial gallons in one cubic inch.
How many cubic inches are in a imperial gallon?
There are 277.419433 cubic inches in one imperial gallon.
Is this conversion exact?
The ratio between the cubic inch and the imperial gallon is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 cubic inches in imperial gallons?
10 cubic inches equals 0.0360465 imperial gallons.
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