What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-16) This accident was the result of an engine that failed mechanically in flight resulting in a forced landing in a soft field that flipped the aircraft over causing substantial damage. The engine in this aircraft had been recently overhauled by a local mechanic that failed to properly torque the connecting rod bolts, which resulted in a catastrophic failure. Failure to properly torque the connecting rod bolts is contrary to CFR 14 part 43.13(a). Further, the mechanic that performed the overhaul did not comply with airworthiness directive 91-14-22 on the crankshaft gear that was applicable and due at the time of the overhaul.
As the FAA filed it
(-16) THIS ACCIDENT WAS THE RESULT OF AN ENGINE THAT FAILED MECHANICALLY IN FLIGHT RESULTING IN A FORCED LANDING IN A SOFT FIELD THAT FLIPPED THE AIRCRAFT OVER CAUSING SUBSTANTIAL DAMAGE. THE ENGINE IN THIS AIRCRAFT HAD BEEN RECENTLY OVERHAULED BY A LOCAL MECHANIC THAT FAILED TO PROPERLY TORQUE THE CONNECTING ROD BOLTS, WHICH RESULTED IN A CATASTROPHIC FAILURE. FAILURE TO PROPERLY TORQUE THE CONNECTING ROD BOLTS IS CONTRARY TO CFR 14 PART 43.13(A). FURTHER, THE MECHANIC THAT PERFORMED THE OVERHAUL DID NOT COMPLY WITH AIRWORTHINESS DIRECTIVE 91-14-22 ON THE CRANKSHAFT GEAR THAT WAS APPLICABLE AND DUE AT THE TIME OF THE OVERHAUL.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.
Other reports on N7358G · 1
Matched to the same aircraft by N-number and date.