Aug 13, 1989
Accident
Substantial SELIGMAN, AZ
Injuries2 minor
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
A LOSS OF ENGINE POWER DUE TO A FAILURE OF THE NUMBER 3 CYLINDER EXHAUST VALVE ROCKER ARM PIVOT STUD, WHICH WAS IN TURN CAUSED BY A STUCK EXHAUST VALVE.
NTSB LAX89LA273