NTSB Identification: NYC87LA221.
The docket is stored on NTSB microfiche number 35426.
Accident occurred Tuesday, August 04, 1987 in N. ANDOVER, MA
Probable Cause Approval Date: 02/24/1989
Aircraft: PIPER PA-28-161, registration: N8363H
Injuries: 2 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 AIRCRAFT LOST POWER SHORTLY AFTER TAKEOFF. THE INSTRUCTOR PILOT TOOK CONTROL AND DUE TO THE LACK OF ALTITUDE DECIDED TO LAND THE ACFT STRAIGHT AHEAD. THE AIRCRAFT WAS LANDED ON THE GRASS BESIDE THE RUNWAY. TEARDOWN OF THE ENGINE REVEALED A STUCK VALVE. THE VALVE HAD BEEN STRUCK BY THE PISTON AND HAD BROKEN INTO SEVERAL PIECES WHICH ENTERED THE EXHAUST SYSTEM.

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

ENGINE ASSEMBLY,VALVE,EXHAUST..SEIZED

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

ENGINE ASSEMBLY,VALVE,EXHAUST..DISINTEGRATED

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