cut in stab horn opening and trim servo wire. Squared , leveled and plumbed stab to fuse , clamped in place and drilled thru forward spar 4 inch either side of center line thru station 234 bulkhead. Made ply packing wedge for space between 234 and forward stab spar, back drilled the location attch holes thru wedge. Made mahogony blocks for 234 attach points . Using t-88 glued packing wedge and mahogony blocks to 234 . When set drilled back thru assembly and reamed to 1/4 .