As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT LOST POWER DURING FLIGHT. PILOT MADE AN UNEVENTFUL EMERGENCY LANDING. UPON FURTHER INSPECTION, FOUND CARBURETOR HEAT FLAPPER SEAL HAD BROKEN OFF AND A PIECE LODGED IN CARBURETOR VENTURI. UPON REMOVAL OF PIECE OF SEAL, AIRCRAFT DEVELOPED FULL POWER. RECOMMEND CLOSER DETAILED INSPECTION OF THIS SEAL AT 100-HOUR AND ANNUAL INSPECTIONS.