I adjusted the needle with the 11/6. It was a wooden prop. The 10/6 change caused a needle change also and it was a Master Airscrew prop. The 11/6 just seemed to lag with power from 1/2 throttle to full. The 10/6 just worked better for me.
Last edited by mashp39; 09-28-2017 at 06:34 PM.
Reason: Not relevant to original problem.