As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON 5/2/03, WHILE ON FINAL APPROACH TO AIRPORT, PILOT HEARD A LOAD EXPLOSION, FOLLOWED BY A LOSS OF ENGINE TACH. PILOT INITIATED AUTOROTATION TO OPEN FIELD ON AIRPORT PROPERTY. ON 5/3/03, DISCOVERED CLUTCH CONTROL SPRING HANGING OVER EXHAUST AND IDLER PULLEY SUPPORT EARS STILL ATTACHED. INVESTIGATOR RETRIEVED PART FOR FURTHER ANALYSIS.