NTSB NYC92LA127 — 1992-06-25 · LANCASTER, Pennsylvania, United States

N700MM has since been reassigned. It is now registered to a different aircraft (EPIC AIR LLC EPIC LT, built 2006), which was not involved in this event.

Aircraft involved

N700MM Piper PA-60-602P Serious

Probable cause & findings

THE FAILURE OF THE LEFT ENGINE TURBOCHARGERS BEARINGS, WHICH RESULTED IN A LOSS OF POWER AND SUBSEQUENT DEGRADATION OF CLIMB PERFORMANCE.

Factual narrative

DURING THE TAKEOFF GROUND RUN, WITNESSES OBSERVED THE AIRPLANE AT A SLOW SPEED, USING THE FULL LENGTH OF THE 4,102-FT RUNWAY BEFORE IT BECAME AIRBORNE BRIEFLY. THE LEFT WING DIPPED, STRUCK SOME POWER LINES, AND THE AIRPLANE CRASHED ON A HIGHWAY STRIKING A CAR. METALLURGICAL TEARDOWN EXAMINATIONS OF THE TWO LEFT ENGINE TURBOCHARGERS DISCLOSED EVIDENCE OF EXTREME WEAR IN THE BEARINGS FROM THE TURBINE WHEEL SHAFTS WHICH RESULTED IN OBSTRUCTED OIL PORTS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1992_NYC92LA127.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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