As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION OF NEWLY PURCHASED FACTORY REBUILT MAGNETO. FOUND FOLLOWING DISCREPANCIES, DISTRIBUTOR GEAR THRUST WASHERS INSTALLED INCORRECTLY, STEEL WASHER (PN 10-391309 WAS INSTALL FIRST AND PLASTIC WASHER (PN 10-391309) INSTALLED LAST, INSTALLED WASHERS IN CORRECT ORDER AND REASSEMBLED.