Accident Details
Probable Cause and Findings
The total loss of engine power during cruise flight due to fouled spark plugs, which resulted from a stuck mixture control.
Aircraft Information
Registered Owner (Historical)
Analysis
The pilot reported that while in level cruise flight the engine began to run rough and lose power, followed by a complete loss of engine power. He made a forced landing to a trail on a mountain ridge. During the forced landing, the nose wheel encountered rough terrain and collapsed rearward. The airplane sustained substantial damage to the fuselage. A postaccident examination by the pilot, revealed the mixture control stuck in the full rich position, which fouled the spark plugs.
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# ANC12CA059