Quote Originally Posted by Tohmer
What kind of break in did you do on the new motor. 15-20 minutes at 2500 rpm usually does it. If the break in was not done well then the cam may be rounding lobes and causing this issue. You can continually adjusy but the lobes will go away. Just a thought.
If the cam was on it's way out the door it would pop out the intake and exhaust.