Aviation Accident Summary ATL92LA081

ELGIN, SC, USA

Aircraft #1

N2901E

AERONCA 7DC

Analysis

WHILE IN CRUISE FLIGHT THE ENGINE LOST POWER. THE PILOT WAS UNABLE TO MAINTAIN ALTITUDE AND LANDED IN A FIELD. EXAMINATION OF THE ENGINE REVEALED THAT THE TOP SPARK PLUG IN THE NUMBER 2 CYLINDER HAD SEPARATED FROM THE CYLINDER. IT REMAINED ATTACHED TO THE DISTRIBUTOR WIRE.

Probable Cause and Findings

THE IMPROPERLY INSTALLED SPARK PLUG BY AN UNKNOWN PERSON. THE LACK OF SUITABLE TERRAIN FOR A FORCED LANDING WAS A FACTOR.

 

Source: NTSB Aviation Accident Database

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