Taped prop blades for spinner fitting. Cut both sides of spinner. Sanded forward inner attach band and finished trimming spinner for 1/8" clearance. Leveled fuselage and centered spinner. Drilled forward S-603 bulkhead holes. Removed spinner and S-603 forward bulkhead. Drilled, deburred and countersunk for nutplates. Drilled screw holes to #19 and deburred. Riveted nutplates to S-603 forward bulkhead. Bolted S-603 bulkhead in place and installed spinner with forward screws.
