What was found
PILOT REPORTED RIGHT MAGNETO WAS INOP. REMOVED MAGNETO AND DISASSEMBLED. FOUND SHAFT END WITH CAM AND ROTOR GEAR SHEARED. LOCATION OF SHEAR WAS AT BASE OF CAM SLOT. POSSIBLE MANUFACTURING DEFECT AS CAUSE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED RIGHT MAGNETO WAS INOP. REMOVED MAGNETO AND DISASSEMBLED. FOUND SHAFT END WITH CAM AND ROTOR GEAR SHEARED. LOCATION OF SHEAR WAS AT BASE OF CAM SLOT. POSSIBLE MANUFACTURING DEFECT AS CAUSE.