As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE WAS SENT TO THE REPAIR STATION FOR REPAIR AFTER METAL PARTICLES WERE FOUND ON THE ACCESSORY GEARBOX MAGNETIC PLUG. DURING DISASSEMBLY IT WAS NOTED THAT TWO TABS FROM THE INTERMEDIATE GEAR BEARING CAGE WERE MISSING AND MATCHED THE TWO METAL PARTICLES FOUND ON THE MAGNETIC PLUG.