What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
During our investigation we found the following.
Aircraft conformity evaluation was performed and signed off on 13 September 2024.
Aircraft records review and aircraft inspection was accomplished on 13 September 2024.
Airworthiness certificate was issued on 13 September 2024.
Witness stated that the engine had been sitting for multiple years.
Witness stated that minimal engine runs had been accomplished at aircraft build site with aircraft strapped to truck.
Witness stated that pilot was aware of engine break in procedures and that he wanted to do them in flight.
Initial flight was performed on 14 September 2024 at 0933.
Witness stated that the pilot taxied from the build location to the air strip.
Witness took a video of the aircraft taking off, video stops after aircraft is airborne.
Aircraft accident site was approximately 370 meters from the end of the air strip.
NTSB will be performing an engine teardown in early October. We will provide an addendum at that time.
Unable to review build records and maintenance records at time of accident.
As the FAA filed it
DURING OUR INVESTIGATION WE FOUND THE FOLLOWING.
AIRCRAFT CONFORMITY EVALUATION WAS PERFORMED AND SIGNED OFF ON 13 SEPTEMBER 2024.
AIRCRAFT RECORDS REVIEW AND AIRCRAFT INSPECTION WAS ACCOMPLISHED ON 13 SEPTEMBER 2024.
AIRWORTHINESS CERTIFICATE WAS ISSUED ON 13 SEPTEMBER 2024.
WITNESS STATED THAT THE ENGINE HAD BEEN SITTING FOR MULTIPLE YEARS.
WITNESS STATED THAT MINIMAL ENGINE RUNS HAD BEEN ACCOMPLISHED AT AIRCRAFT BUILD SITE WITH AIRCRAFT STRAPPED TO TRUCK.
WITNESS STATED THAT PILOT WAS AWARE OF ENGINE BREAK IN PROCEDURES AND THAT HE WANTED TO DO THEM IN FLIGHT.
INITIAL FLIGHT WAS PERFORMED ON 14 SEPTEMBER 2024 AT 0933.
WITNESS STATED THAT THE PILOT TAXIED FROM THE BUILD LOCATION TO THE AIR STRIP.
WITNESS TOOK A VIDEO OF THE AIRCRAFT TAKING OFF, VIDEO STOPS AFTER AIRCRAFT IS AIRBORNE.
AIRCRAFT ACCIDENT SITE WAS APPROXIMATELY 370 METERS FROM THE END OF THE AIR STRIP.
NTSB WILL BE PERFORMING AN ENGINE TEARDOWN IN EARLY OCTOBER. WE WILL PROVIDE AN ADDENDUM AT THAT TIME.
UNABLE TO REVIEW BUILD RECORDS AND MAINTENANCE RECORDS AT TIME OF ACCIDENT.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.