NTSB Identification: MIA89LA190.
The docket is stored on NTSB microfiche number 39181.
Accident occurred Monday, July 10, 1989 in PERRY, FL
Probable Cause Approval Date: 07/09/1990
Aircraft: CESSNA 172M, registration: N4427Q
Injuries: 4 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE ACFT WAS CRUISING AT 3000 FT WHEN THE ENG LOST POWER. SUBSEQUENTLY, IT STRUCK TREES DURING A FORCED LANDING, WHICH RESULTED IN SUBSTANTIAL DAMAGE. AN EXAM OF THE ENG REVEALED THE #3 EXHUST VALVE HAD FAILED. THE ENG HAD BEEN OPERATED 1545 HRS SINCE IT WAS LAST OVERHAULED IN 1977.

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

FAILURE OF THE NUMBER THREE EXHAUST VALVE WHICH NECESSITATED A FORCED LANDING. THE TREES WERE CONSIDERED TO BE A CONTRIBUTING FACTOR.

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