What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) During cruise flight the PIC reported a complete power loss. The PIC landed in a short grass field and the aircraft flipped over causing substantial damage to the aircraft and minor injuries to the PIC and passenger. An inspection by FAA found the oil seal unseated at the mating surface between the champion oil filter and the housing for the STC airwolf STC# SAOOO79NY. The engine oil sump was empty and the #1 piston rod was missing as well as the top portion of the engine case between #1&2 cylinders. The engine was ceased.
As the FAA filed it
(-23) DURING CRUISE FLIGHT THE PIC REPORTED A COMPLETE POWER LOSS. THE PIC LANDED IN A SHORT GRASS FIELD AND THE AIRCRAFT FLIPPED OVER CAUSING SUBSTANTIAL DAMAGE TO THE AIRCRAFT AND MINOR INJURIES TO THE PIC AND PASSENGER. AN INSPECTION BY FAA FOUND THE OIL SEAL UNSEATED AT THE MATING SURFACE BETWEEN THE CHAMPION OIL FILTER AND THE HOUSING FOR THE STC AIRWOLF STC# SAOOO79NY. THE ENGINE OIL SUMP WAS EMPTY AND THE #1 PISTON ROD WAS MISSING AS WELL AS THE TOP PORTION OF THE ENGINE CASE BETWEEN #1&2 CYLINDERS. THE ENGINE WAS CEASED.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.