NTSB Identification: ANC83FA059.
The docket is stored on NTSB microfiche number 22281.
Accident occurred Saturday, March 26, 1983 in HEALY, AK
Aircraft: CESSNA T-41B (R-172E), registration: N65104
Injuries: 2 Minor,2 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PLT REPORTED THAT WHILE CRUISING AT 4000 FT MSL, THE ENG POWER BEGAN TO FLUCTUATE, THEN THIS WAS FOLLOWED BY A BANGING NOISE, ROUGH ENG OPERATION & A DECLINE IN POWER OUTPUT. HE HAD TURNED TO LAND INTO THE WIND WHEN THE ENG POWER INCREASED & STABILIZED. THEREFORE HE TURNED DOWNWIND TO ATTEMPT TO REACH A HIGHWAY. HOWEVER, A SHORT TIME LATER, THE ENG STOPPED COMPLETELY & HE WAS COMMITTED TO LAND DOWNWIND & DOWNHILL. DURING THE LANDING, THE ACFT NOSED OVER. AN ENG TEARDOWN REVEALED THAT THE #4 EXHAUST PUSHROD, PN 630393, HAD FAILED. REPORTEDLY, THE WIND WAS GUSTING TO 35 KTS.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

ENGINE ASSEMBLY,PUSH ROD..FAILURE,TOTAL


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

WEATHER CONDITION..TAILWIND


Contributing Factors

WEATHER CONDITION..GUSTS


Contributing Factors

TERRAIN CONDITION..DOWNHILL


Contributing Factors

TERRAIN CONDITION..ROUGH/UNEVEN

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