The question depends on what a "choper" is, since this is not a word which is recognised in the English (or American) language.
None Xx
32 gallons in mine.
3,861 Gallons
21 gallons
49.87 US Gallons
It holds 11.7 gallons
19 gallons
A Bugatti Veyron has a fuel capacity of 26 gallons.
it can hold up to 2 gallons
a car can hold up to 3 gallons.
565 gallons
1,200,000 gallons