Accident Grumman American AA-5A Cheetah N26320, Wednesday 9 May 1984

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Date:	Wednesday 9 May 1984
Time:	11:46 LT
Type:	Grumman American AA-5A Cheetah
Owner/operator:	Ross And Associates
Registration:	N26320
MSN:	AA5A-0533
Total airframe hrs:	1067 hours
Engine model:	Lycoming O-320-E2G
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Pleasant Hill, MO - United States of America
Phase:	En route
Nature:	Executive
Departure airport:	Carthage, MO (H20)
Destination airport:	Independence, MO
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE ACFT NOSED OVER DURING A FORCED LANDING AFTER THE ENGINE FAILED. INVESTIGATION REVEALED AN EXHAUST VALVE HAD FAILED AND IMBEDDED ITSELF IN A SPARK PLUG HOLE. IT WAS DETERMINED THAT THIS WAS A FATIGUE FAILURE.

Probable Cause:

Accident investigation: