FInal drilled #40 and #12, the16 nutplates on the firewall. Match drilled #30 all remaining holes on firewall.
Laid out and drilled the scat tube support on the right fwd fuselage rib. Removed the WD-1004 nose gear tension fitting and the F-1001E center angles from the firewall and clecoed to fwd fuselage ribs L+R. Clecoed flanged ducts and tee to fwd ribs. Match drilled assembly #30. Match drilled the nutlplate holes on the fuselage ribs. Also match drilled the F-1048 fuel valve bracket in place. Match drilled the F-1039D rudder pedal brace.
Disassembled all structure and countersunk all parts as appropriate for firewall dimples. Continued deburring all aluminum parts.