What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Aircraft was at cruise altitude of approximately 3000FT when the pilot experienced an engine failure. The cylinder fractured from the left engine case half. The pilot landed off airport in a field without further incident or damage to the aircraft. It was discovered the engine connection rod bushing p/n LW-13923 was installed and was a suspected un-approved part. This was one of many Lycoming engines requiring compliance with airworthiness directive 2017-16-11 dated August 15, 2017. Compliance with Lycoming service bulletin 632B dated August 4, 2017 due to faulty connection rod bushings and connection rods assemblies was directed by the airworthiness directive.
As the FAA filed it
AIRCRAFT WAS AT CRUISE ALTITUDE OF APPROXIMATELY 3000FT WHEN THE PILOT EXPERIENCED AN ENGINE FAILURE. THE CYLINDER FRACTURED FROM THE LEFT ENGINE CASE HALF. THE PILOT LANDED OFF AIRPORT IN A FIELD WITHOUT FURTHER INCIDENT OR DAMAGE TO THE AIRCRAFT. IT WAS DISCOVERED THE ENGINE CONNECTION ROD BUSHING P/N LW-13923 WAS INSTALLED AND WAS A SUSPECTED UN-APPROVED PART. THIS WAS ONE OF MANY LYCOMING ENGINES REQUIRING COMPLIANCE WITH AIRWORTHINESS DIRECTIVE 2017-16-11 DATED AUGUST 15, 2017. COMPLIANCE WITH LYCOMING SERVICE BULLETIN 632B DATED AUGUST 4, 2017 DUE TO FAULTY CONNECTION ROD BUSHINGS AND CONNECTION RODS ASSEMBLIES WAS DIRECTED BY THE AIRWORTHINESS DIRECTIVE.
Other reports on N5331K · 2
Matched to the same aircraft by N-number and date.