Jul 9, 2019
Accident
Substantial Klamath Falls, OR
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The mechanic’s failure to identify an engine performance issue, which led to a partial loss of engine power. Contributing to the accident was the pilot’s decision to operate the airplane with a known mechanical deficiency.
NTSB WPR19LA207