Well i went to the field yesterday and again the engine was back to the same old problem quiting the engine runs great at half thorttle and above then when landing with the engine at even a high idle it quits . yesterday i was doing loops and figure 8 right turns left turns low passes and the engine ran great but as soon as i cut the throttle down to less the half throttle to land it quit. other then putting this engine on ebay what else do i do. HELP PLEASE.