100 cubic inches to Imperial gallons

100 in³ = 0.36046501 imp gal. Change the amount below, or read the formula and the reference table further down.

100 cubic inches equals

0.36046501Imperial gallons

1 in³ = 0.00360465 imp gal

The formula

Cubic inches and Imperial gallons both measure volume from the same zero, so a single multiplier does the job.

imp gal = in³ × 0.0036046501

Going the other way? Convert Imperial gallons to cubic inches.

Cubic inches to Imperial gallons table

Values either side of 100 in³.

Cubic inches (in³)Imperial gallons (imp gal)
00
100.036047
200.072093
300.10814
400.144186
500.180233
600.216279
700.252326
800.288372
900.324419
1000.360465
1100.396512
1200.432558
1300.468605
1400.504651
1500.540698
1600.576744
1700.612791
1800.648837
1900.684884
2000.72093

Questions people ask

How many Imperial gallons are in a cubic inch?
One cubic inch equals 0.0036046501 Imperial gallons.
How do I convert cubic inches to Imperial gallons by hand?
Multiply the number of cubic inches by 0.0036046501. For a rough check, 0.004 is close enough for most everyday use.
What is 100 cubic inches in Imperial gallons?
100 cubic inches is 0.36046501 Imperial gallons.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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