It looks like you did some carb. tuning between the two pulls, did you?
Did you do any other pulls higher to find the peak HP RPM?
What fuel are you using? I like the way those plugs look up

Last edited by Cab_Burge; 07/29/19 11:24 AM.

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