RE: Fleet Brotherhood
I am now working on a new fleet for a friend. Who bought a kit from me. when I build the stab. inst. call for 4 pcs balsa . What I do I take 2 1/16 ply . Sandwich in between. the balsa. I found this limited the warpage. In the fire wall sect. I use triangle aluminum 1/2 inch instead of the hard wood. With 1/2 by 3/8 wood srews taped in. HANK #20