Originally Posted by
grizz1
Quite right

A well maintained and tuned GX motor should reach the 10 gallon mark without to much trouble. I know of some GO engines that have done 60 plus litres (that's just over 13 gallons) and still running strong. It all comes down to TLC and a good tune.
I have a gen 5.5 7 port with 12 gallons on it. Still good compression/runs great.