I was only able to change the a/f by 2pts going from a 60 to a 25 just to see what it would do.I needed to change the feeds to get real change but this was a 3 circuit.There are other things to test like putting a tube on the bowl vents,check fuel flow at top rpm...

Last edited by Clanton; 10/24/17 12:17 PM.
GOTBOOST!New improved with Victor heads.
http://www.enginelabs.com/mopar-big-bloc...t-of-necessity/