REFUGIO, TX, USA
N4473M
CESSNA 182P
ENGINE FAILURE OCCURRED ON CLIMB. THE AIRCRAFT WAS DESTROYED DURING THE FORCED LANDING. TEARDOWN REVEALED THAT THE NO. 1 CYLINDER ROCKER ARM SHAFT RETAINER EAR HAD BROKEN. THE TWO LOCK BOLTS HAD BACKED OUT BECAUSE THEY HAD NOT BEEN SAFETY WIRED. THE NO. 2 CYLINDER HAD NOT FAILED BUT BOTH BOLTS HAD ALSO BACKED OUT. THE TWO CYLINDERS HAD BEEN REPLACED 155 HRS PRIOR.
Source: NTSB Aviation Accident Database
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