As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXCESSIVE CORROSION FOUND ON END BELL DURING IT'S FIRST 500 HOUR INSPECTION WHICH CORRODED THROUGH ONE OF THE SCREW HOLES. NOTE: THIS SEEMS TO HAVE HAPPENED DUE TO THE TYPE FINISH THESE END BELL ASSEMBLIES HAVE. THEY DON'T HAVE ANY PAINT OR PRIMER.