Brief Description: Install Port side Fresh Air Vent
Drilled initial forward mounting hole from inside the cockpit. Clamped template to hole, using template to drill remainin #40 holes. Updrilled to 1/8", deburred, used simple dimple tool to dimple skin. Drilled #40 holes at inside corner locations. Drilled large hole in center trying several air tools to cut away material. Nibbler provided te best results. File work, sanding and Scotch-brite finished NACA cutout.
