NTSB Identification: MKC90LA061.
The docket is stored on NTSB microfiche number 40905.
Accident occurred Tuesday, March 06, 1990 in MONETTE, AR
Probable Cause Approval Date: 09/21/1992
Aircraft: Rockwell S-2R, registration: N8522V
Injuries: 1 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.

WHILE CONDUCTING AN AERIAL APPLICATION OPERATION, THE COMMERCIAL PILOT SAID THAT THE ENGINE FAILED. AN EMERGENCY LANDING WAS ATTEMPTED IN A SOFT, MUDDY COTTON FIELD WHICH RESULTED IN SUBSTANTIAL DAMAGE TO THE ACFT. POST ACCIDENT INVESTIGATION REVEALED A FAILED EXHAUST VALVE ON NO. 8 CYLINDER.

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

FAILURE OF THE ENGINE EXHAUST VALVE.

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