May 11, 1992
Accident
Destroyed ANACORTES, WA
Injuries1 minor
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
LOSS OF ENGINE POWER DUE TO FATIGUE FAILURE OF THE CRANKSHAFT COUNTERWEIGHT CAP SCREWS AND SEPARATION OF THE COUNTERWEIGHT. A FACTOR RELATING TO THE ACCIDENT WAS THE RESIDENTIAL AREA AND LACK OF SUITABLE TERRAIN FOR A FORCED LANDING.
NTSB SEA92LA095