Live Converter
Convert Liquid Measurement Online
Enter your value above to convert gallons to cc or vice versa.
Real-World Examples
The Uses of Gallons to Cc Conversion
The abbreviation "cc" is the everyday shorthand for cubic centimeters, and it's the term most people actually encounter on engine spec sheets, oil bottles, and vehicle badges rather than the full unit name.
Motorcycle and Scooter Engine Specs
Riders comparing a motorcycle's cc-rated engine displacement against a gallon-sized fuel tank capacity use this conversion to get a feel for how the two very different numbers relate.
Small Engine Oil and Fluid Top-Offs
Mechanics who buy engine oil or coolant by the gallon for shop use convert that bulk supply into cc to calculate how many small-engine top-offs, typically measured in cc, it will provide.
Go-Kart and Small Vehicle Fuel Systems
Hobbyists building or maintaining go-karts and mini-bikes with cc-rated engines use this conversion to plan fuel purchases bought by the gallon against the engine's cc-based fuel system specs.
Quick Reference
Comprehensive Conversion Table
Our quick table gives you instant results, so you don't have to calculate these common values manually.
| Conversion | Formula | Result (cc) |
|---|---|---|
| 1 gal to cc | 1 × 3785.411784 | 3,785.41 cc |
| 2 gal to cc | 2 × 3785.411784 | 7,570.82 cc |
| 3 gal to cc | 3 × 3785.411784 | 11,356.24 cc |
| 5 gal to cc | 5 × 3785.411784 | 18,927.06 cc |
| 10 gal to cc | 10 × 3785.411784 | 37,854.12 cc |
| 20 gal to cc | 20 × 3785.411784 | 75,708.24 cc |
| 50 gal to cc | 50 × 3785.411784 | 189,270.59 cc |
| 100 gal to cc | 100 × 3785.411784 | 378,541.18 cc |
| 500 gal to cc | 500 × 3785.411784 | 1,892,705.89 cc |
Got Questions?
Frequently Asked Questions
How many cc are in 1 gallon?
1 gallon equals exactly 3,785.41 cc, the same relationship as cubic centimeters since "cc" is simply the shorthand form of that unit.
Is cc the same thing as a cubic centimeter?
Yes, "cc" is just the common abbreviation for cubic centimeter. Engine and vehicle specifications almost always use "cc" rather than spelling out the full unit name.
Why do engines get measured in cc instead of gallons?
Engine displacement is a small, precise internal volume, so cc gives manufacturers a far more practical and granular number than a gallon-based figure would.
Is this based on the US gallon?
Yes, this converter uses the US liquid gallon (3.785411784 liters) rather than the larger UK imperial gallon, so results would shift slightly if you mean that unit instead.