On November 6, 1983, a Stinson 108 (registration N39468) was involved in an aviation accident near Angora, NE. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
A pilot reported engine roughness and failure during flight over rough terrain. During forced landing, the aircraft struck a ditch, cartwheeled, and hit a fence. Examination revealed a failed #4 exhaust valve stem and disintegrated piston.
Accident Overview
A pilot reported that the engine began running rough and subsequently quit while the aircraft was flying over an area of rough terrain. During the subsequent forced landing, the aircraft made contact with a washed out ditch, cartwheeled, and struck a fence.
Engine Examination
Following the accident, an examination of the engine was conducted. The examination revealed that the number 4 exhaust valve stem had failed. Additionally, the number 4 piston was disintegrated, with pieces scattered throughout the interior of the engine. The valve head was not located during the examination. The engine had accumulated 555 hours of operation since its last major overhaul.
What happened in the 6 Nov 1983 Stinson 108 accident near Angora, NE?
A pilot reported engine roughness and failure during flight over rough terrain. During forced landing, the aircraft struck a ditch, cartwheeled, and hit a fence. Examination revealed a failed #4 exhaust valve stem and disintegrated piston.
What aircraft was involved and where did it happen?
The accident on 6 Nov 1983 involved a Stinson 108, registration N39468, at Angora, NE.
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