Jul 16, 2021
Accident
Substantial Skwentna, AK
Injuries2 minor
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
A partial loss of engine power due to detonation/preignition damage to the No. 2 cylinder. The reason for the detonation/preignition damage could not be determined based on the available evidence.
NTSB ANC21LA061