NTSB Identification: MKC86LA175.
The docket is stored on NTSB microfiche number 33061.
Accident occurred Tuesday, August 26, 1986 in WILSON, KS
Aircraft: PIPER PA-32-260, registration: N3442W
Injuries: 3 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 PILOT STATED THAT BEFORE THE FLIGHT THE SPARK PLUGS WERE CLEANED AND INSPECTED AND THE ENGINE WAS SERVICED WITH ELEVEN QUARTS OF OIL. THREE HOURS INTO THE FLIGHT INSTRUMENT METEOROLOGICAL CONDITIONS (IMC) WITH RAIN WAS ENCOUNTERED AND SHORTLY THEREAFTER THE OIL PRESSURE DROPPED TO ZERO AND THE ENGINE BEGAN RUNNING ROUGH, ACCORDING TO THE PILOT. THE ENGINE WAS SECURED, AN EMERGENCY WAS DECLARED, AND A DESCENT UNDER IMC WAS INITIATED WITH VECTORS FROM KANSAS CITY ARTCC, THE PILOT FURTHER STATED. BUT UPON BREAKING OUT OF THE CLOUDS, THE ONLY LANDING AREA AVAILABLE WAS A ROLLING PASTURE WITH A DRAINAGE DITCH ACROSS THE LANDING PATH. POST-ACCIDENT EXAMINATION OF THE ENGINE REVEALED OIL STARVATION DUE TO FAILURE OF THE NUMBER SIX PUSHROD AND DAMAGE TO THE CRANKCASE.

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

ENGINE ASSEMBLY,PUSH ROD..FAILURE,TOTAL

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

PROPER DESCENT RATE..NOT POSSIBLE..PILOT IN COMMAND

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

TERRAIN CONDITION..DITCH

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

MATERIAL DEFECT..MANUFACTURER



Contributing Factors

REMEDIAL ACTION..NOT POSSIBLE..PILOT IN COMMAND

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