NTSB LAX89LA329 — 1989-09-26 · WARNER SPRINGS, California, United States

Current FAA registration · N4450Y

Make / Model: AEROSTAR S A YAK-52
Year of manufacture: 1985 · 4 years old at event
Engine: VEDENEYEV M14P (350 hp)
Seats / Engines: 2 seats · 1 engine
Last airworthiness date: 19980720
ADS-B equipped: Yes — Mode-S A55F9F

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N4450Y Piper PA-25-235 None

Probable cause & findings

LOSS OF ENGINE POWER FOR AN UNKNOWN REASON. THE OBSTRUCTION (TREE) WAS A FACTOR.

Factual narrative

THE PLT ESTIMATED THE ACFT HAD ABOUT 10 GAL OF FUEL ON BOARD WHEN HE DEPARTED ON A GLIDER TOW FLIGHT. AFTER THE GLIDER WAS RELEASED, HE RETURNED TO THE ARPT FOR A LANDING. WHEN HE WAS ON FINAL APCH TO LAND, THE ENG LOST POWER. THE PLT TRIED TO GLIDE THE ACFT TO THE RWY; HOWEVER, BEFORE REACHING THE RWY, THE ACFT HIT A TREE & CRASHED. NO REASON WAS FOUND FOR THE LOSS OF POWER. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1989_LAX89LA329.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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