Hi Jollycub,
I have rebuilt my Nextstar fuse.& hor. stab. I have beefed up both,and modified engine thrusts&engine offset. Also beefed up nose wheel attachment and located it closer to the ctr. of the firewall. The c.g. of the airplane meas. 31/2",which also happened to be more than 30% mac. Will try flying next week,have my next plane ready---stick!