ORIGINAL: jarvis johnson
Yes Woodie, the Pentathlon that I used at the Frenso contest, Bill Sheets had the the same problem on his Valiant.
An the linkage is MK BB, Granted that Bill flys every weekend, and the first flight was at the end of May, on his E- powered
Valiant.
Jarvis,
I think your slop is induced by the quarters you tape to the wings...