Joe, All I can tell you is that with the Ellison, I have exactly the same problem on the ground if I have leaned the engine. At full rich, I get smooth throttle from idle to full, but if I have leaned it, it stumbles badly when I push in the throttle.
See N64KR at http://KRBuilder.org - Then click on the pics See you in Mt. Vernon - 2006 - KR Gathering There is a time for building and a time for FLYING and the time for building is OVER. Daniel R. Heath - Lexington, SC -------Original Message------- Any thoughts or other information needed. Joe Horton, Coopersburg, Pa.