Attached the F-1285 Cowl Bottom Close-Out to the F-1285B-1 Cowl Close-Out Bracket and clamped it to the Bottom Cowl. Match-drilled #19 holes through the Close-Out and into the Bottom Cowl. Dimpled the rivet attach holes and the nutplate holes. Riveted K1000-08 nutplates to the close-out. Drilled #30 holes throught the nutplates on the F-12118 Cowl Attach Plates and into the Bottom Cowl. Final-drilled #19 the two holes. Sanded the edges of the slot in the Bottom Cowl where the nosegear leg is located. Also did minor sanding of the left side edge of the Top Cowl. Deburred other parts and hardware in preparation for priming.