Thanks guys yea I had the batt charger on and the lowest 1 is the 1st to be checked #1 but could the val. Lash have a affect on this cause I did it last time and never did it before so I'm gonna check all that as well. Car has been a best of 7.44 in the 1/8 mile last night was a best of 7.70 with 1.70 short times and 90 mph people told me the car pick the wheels up a little and went bout 5ft with them but something is going on here I changed jets cause lean cond. And the front got worst don't know how but did. Just trying to get this thing back where it was or close. I made some changes since it ran the best in this order I moved muff. Back 18 inch from coll. Got fuel system up to par adv cam 4 deg and moved timing to 34 from 38 so help please I will shoot oil in and report back thanks mike