Clecoed the F-804C-1FL and FR center section bulkheads to the F804A-2 center section bulkhead and final drilled #30 all 1/8 holes Final drilled #40 the nut plate attachment holes above the lower 3/4 Center Section Bar Final drilled #40 the nut plate attachment holes for the 2 nutplates in the vertical leg of the F804C-Fl center section bulkhead Deburred all match drilled holes of all center section components and primed the parts Installed the 12 AN4-11A bolts in the 804A-2