NTSB BFO92LA119 — 1992-07-30 · NORFOLK, Massachusetts, United States

N1073P has since been reassigned. It is now registered to a different aircraft (EMBRAER S A ERJ 190-200 IGW), which was not involved in this event.

Aircraft involved

N1073P Cessna 150F None

Probable cause & findings

THE LOSS OF COMPRESSION IN THE NO. 4 CYLINDER DUE TO A VALVE STUCK IN THE OPEN POSITION, WHICH RESULTED IN THE LOSS OF ENGINE POWER.

Factual narrative

THE PILOT WAS TAKING OFF ON RUNWAY 36 WHEN THE ENGINE LOST POWER AT ABOUT 400 FEET ABOVE THE GROUND. THE PILOT STATED THAT HE LOWERED THE NOSE AND MADE A TURN TO LAND ON RUNWAY 18, BUT THE AIRPLANE VEERED OFF 150 FEET TO THE RIGHT OF THE RUNWAY INTO A PLOWED FIELD AND NOSED OVER. EXAMINATION OF THE AIRPLANE BY THE FAA REVEALED THE NUMBER FOUR EXHAUST VALVE FAILED IN THE OPEN POSIITON, AND THE NUMBER THREE EXHAUST VALVE WAS LEAKING DUE TO A WORN SEAT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1992_BFO92LA119.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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