1971 9.9 fuel mix

[1sly]

HI all i have a 1971 9.9 chrysler i need to find fuel mixture any help would be great

 

[duaneiver]

Re: 1971 9.9 fuel mix

I have a 1971 12.9 and mix my gas 32:1. You could probably go even leaner say 40:1 or even 50:1, but I would rather error on the rich side instead of scoring a piston