Try closing up the spark plug gap down to .010 to .015 to get rid of the high speed miss thumbs
I've got a weird miss I'm chasing on my bracket car on E85, I wll conquer it hammer thumbs

Last edited by Cab_Burge; 05/14/17 03:31 PM.
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)