NTSB Identification: FTW84FA034.
The docket is stored on NTSB microfiche number 23814.
Accident occurred Saturday, October 29, 1983 in LONGVIEW, TX
Aircraft: Ercoupe (Eng & Research Corp.) 415-C, registration: N99096
Injuries: 2 Fatal.

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.

AS THE ACFT WAS FLYING TOWARD THE ARPT, ABOUT 1 MI AWAY, A WITNESS HEARD A LOUD POP OR BANG & THEN NO FURTHER ENG SOUND.THE PLT ATTEMPTED TO CLIMB ABOVE SOME TALL TREES ABOUT 300 YDS FROM THE END OF THE RWY, BUT IMPACTED THE TOPS OF THE TREES. THE #1 CONROD HAD SEPARATED. ITS BEARING, THE END OF THE ROD & THE CRANKSHAFT JOURNAL REVEALED EVIDENCE OF EXTREME TEMPERATURE. THERE WAS EVIDENCE OF A LACK OF LUBRICATION THROUGHOUT THE ENG. THE LUBRICATING OIL BLADDER WAS EMPTY.

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

FLUID,OIL..EXHAUSTION

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

AIRCRAFT PREFLIGHT..INADEQUATE..PILOT IN COMMAND

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

ENGINE ASSEMBLY,CONNECTING ROD..OVERTEMPERATURE

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

ENGINE ASSEMBLY,CONNECTING ROD..FAILURE,TOTAL

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