Originally Posted By Thumperdart
Why so lean...........

The AFR read out says lean, the BSFC says a little fat up high.
Test,test and test some more until it goes slower or looses power, correct work
Maybe it needs a slightly bigger high speed bleeds work
I agree on a bigger CFM carb. to help eliminate the manifold vacuum increasing restricting the air flow into the motor work

Last edited by Cab_Burge; 02/28/18 07:35 PM.

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)