Accident Air Tractor AT-301 N3165A, Friday 7 August 1992

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Date:	Friday 7 August 1992
Time:	15:00 LT
Type:	Air Tractor AT-301
Owner/operator:	Private
Registration:	N3165A
MSN:	301-0544
Year of manufacture:	1984
Total airframe hrs:	3544 hours
Engine model:	P&W R-1340
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Redwood, MS - United States of America
Phase:	Manoeuvring (airshow, firefighting, ag.ops.)
Nature:	Agricultural
Departure airport:
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE AGRICULTURAL PILOT REPORTED THAT THE ENGINE WOULD NOT DEVELOP POWER AND BEGAN TO RUN ROUGH. HE ATTEMPTED A FORCED LANDING TO A SOFT FIELD AND THE LANDING GEAR AND TAIL EMPENAGE WERE DAMAGED. EXAMINATION OF THE ENGINE REVEALED THE NO. 3 CYLINDER EXHAUST HOUSING HAD FAILED IN FATIGUE THROUGH THE PRESS FIT BUSHING IN THE LUG BORE.

Probable Cause: IMPROPER MAINTENANCE OF THE AIRPLANE BY AN UNKNOWN PERSON.

Accident investigation: