On October 21, 1995, a Piper PA-28-140 (registration N6932W) was involved in an aviation accident near Ocie, MO. Investigators recorded the probable cause as: failure of the number three exhaust valve. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During cruise at 6,500 feet, the airplane's engine ran rough and lost power. The pilot selected a field for landing, struck a tree, and impacted terrain. Post-crash inspection revealed a broken valve head on the number three cylinder.
Incident Overview
The pilot reported that while in cruise flight at 6,500 feet mean sea level, the airplane's engine began to run rough and subsequently lost power. In response, the pilot selected a field for an emergency landing and initiated an approach. During the landing, the airplane struck the top of a tree and subsequently impacted the terrain.
Post-Crash Examination
A field examination of the engine revealed impact damage to the face of the number three cylinder piston. A piece of metal was found imbedded in the piston. Further inspection involved the removal of the exhaust rocker arm on the number three cylinder, which revealed that the valve stem extended approximately 1/2 inch and the valve head had broken off. No other anomalies to the engine were found.
What happened in the 21 Oct 1995 Piper PA-28-140 accident near Ocie, MO?
During cruise at 6,500 feet, the airplane's engine ran rough and lost power. The pilot selected a field for landing, struck a tree, and impacted terrain. Post-crash inspection revealed a broken valve head on the number three cylinder.
What aircraft was involved and where did it happen?
The accident on 21 Oct 1995 involved a Piper PA-28-140, registration N6932W, at Ocie, MO.
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