As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ENGINE WAS BEING DISMANTLED FOR AN UNRELATED PROBLEM WHEN IT WAS DISCOVERED THAT THE MAGNETO RUBBER DRIVE BUSHINGS WERE SWOLLEN AND CAUSING THE MAGNETO DRIVE GEAR TO WEAR INTO THE ADAPTER ASSY. THERE WAS A LOT OF BRASS MISSING FROM THIS WEAR. SUPERIOR AIRPARTS HAS ADDRESSED THIS PROBLEM WITH SL L10-01A. THERE SHOULD BE A MANDATORY INSPECTION FOR THIS PROBLEM AS NOBODY SEEMS TO KNOW ABOUT THIS.