Convert Cubic inch (in³) (in3) to Imperial gallon (gal UK) (gal_uk)

Category: Volume

0.003605 gal_uk

1 in3 = 0.003605 gal_uk

High-precision rounding: 6 decimals


How to convert cubic inch (in³) to imperial gallon (gal uk)

We convert by pivoting through the SI base unit for Volume and applying exact factors where applicable.

Share this conversion: /convert/cubic-inch-to-imperial-gallon/1

Examples

Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).

Common mistakes

  • Mixing US gallons (3.785 L) with Imperial gallons (4.546 L).
  • Assuming kitchen ‘cup’ equals the same volume in every country.

About Volume

Volume measures the space a substance occupies. SI uses cubic meters and liters; customary units like gallons, quarts, and pints persist in recipes, fuel, and containers. Accurate volume work often requires temperature and density considerations (e.g., for fuels).

About Cubic inch (in³)

Cubic inch (in³)

Volume of a cube 1 in on each side. Classic for engine displacement (e.g., 350 in³) and small components.

History: Automotive culture in the US popularized cubic inches; later often shown alongside liters.

About Imperial gallon (gal UK)

Imperial gallon (UK)

Exactly 4.54609 L. Still appears in UK fuel economy (mpg) and historical tables.

History: Set by the 1824 Weights and Measures Act; differs notably from the US gallon.

Related conversions from in3

Related conversions to gal_uk