# Fatal NTSB investigations: Lycoming AEIO-360 series

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR25FA225](https://openairdocs.org/ntsb/WPR25FA225.md): Mooney M20J · Nampa, ID · Accident · 3 fatal · Class 3 · Field · Preliminary report · Jul 27, 2025 · N5764H · Substantial damage
  > On August 27, 2025, about 1741 mountain daylight time, a Mooney M20J, N5764H, was destroyed when it was involved in an accident near Nampa, Idaho. The pilot and two passengers were fatally injured. The airplane was operated as a Title 14 Code of Federal…
- [NTSB WPR22FA195](https://openairdocs.org/ntsb/WPR22FA195.md): Meyer Fred J Hornet · Lucerne Valley, CA · Accident · 1 fatal · Class 3 · Field · Final report · Jun 2, 2022 · N6366M · Substantial damage
  > The pilot’s failure to maintain altitude during an aerobatic maneuver, which resulted in an impact with terrain.
- [NTSB CEN22FA019](https://openairdocs.org/ntsb/CEN22FA019.md): American Champion 8KCAB · Marengo, WI · Accident · 2 fatal · Class 3 · Field · Final report · Oct 23, 2021 · N843AC · Destroyed
  > The pilot’s failure to maintain adequate airspeed during the steep turn, which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall. Also causal was the pilot’s decision to conduct steep turns without sufficient altitude to…
- [NTSB CEN20WA409](https://openairdocs.org/ntsb/CEN20WA409.md): Pitts S1 · Kulmbach, Germany · Accident · 1 fatal · Class 5 · Foreign · Sep 20, 2020 · N25LM · Destroyed
- [NTSB CEN20LA389](https://openairdocs.org/ntsb/CEN20LA389.md): Champion 8KCAB · Groton, SD · Accident · 2 fatal · Class 3 · Limited · Final report · Sep 13, 2020 · N83DH · Substantial damage
  > The pilot’s loss of airplane control during a low-altitude aerobatic maneuver.
- [NTSB WPR18FA229](https://openairdocs.org/ntsb/WPR18FA229.md): James E Causey Acroduster II · Phoenix, AZ · Accident · 2 fatal · Field investigation · Final report · Aug 20, 2018 · N787WM · Substantial damage
  > An exceedance of the airplane's critical angle of attack while maneuvering for landing, which resulted in an aerodynamic stall/spin at an altitude too low for recovery.
- [NTSB CEN17WA161](https://openairdocs.org/ntsb/CEN17WA161.md): Champion 8KCAB · Cancun, Mexico · Accident · 1 fatal · Foreign investigation · Apr 14, 2017 · N65SE · Destroyed
  > The accident investigation is under the jurisdiction and control of the Mexican government. This report is for informational purposes only and contains only information released by or obtained from the Mexican government. Further information pertaining to…
- [NTSB WPR16FA065](https://openairdocs.org/ntsb/WPR16FA065.md): Beech M35 · San Pedro, CA · Accident · 3 fatal · Field investigation · Final report · Feb 5, 2016 · N9872R · 2 aircraft · Substantial damage
  > The failure of the pilots of both airplanes to see and avoid each other as they converged nearly head-on, which resulted in a midair collision. Contributing to the accident was sun glare on the pilot.
- [NTSB ERA15FA331](https://openairdocs.org/ntsb/ERA15FA331.md): Cornell W F/Sahakian J A JR Giles 202 (G202) · Newburgh, NY · Accident · 1 fatal · Field investigation · Final report · Aug 28, 2015 · N18FJ · Destroyed
  > Separation of the vertical and horizontal stabilizers from the fuselage due to a fracture that initiated at the bond between the left horizontal stabilizer and the flange that attached the horizontal stabilizer to the fuselage skin. The failure was likely…
- [NTSB CEN12LA112](https://openairdocs.org/ntsb/CEN12LA112.md): American Champion 8KCAB · Marysville, OH · Accident · 1 fatal · Limited investigation · Final report · Dec 22, 2011 · N161PC · Substantial damage
  > The pilot’s failure to maintain sufficient altitude from the terrain while performing low-level aerobatics.
- [NTSB WPR11WA297](https://openairdocs.org/ntsb/WPR11WA297.md): Hitchcock Christen Eagle II · Padang, West Sumatera, Indonesia · Accident · 1 fatal · Foreign investigation · Jun 23, 2011 · N21H · Substantial damage
  > On June 23, 2011 at 1020 universal coordinated time, a Hitchcock Christen Eagle II, N21H, collided with the terrain while performing an aerobatic maneuver at Tabing Airfield, Padang, West Sumatera. The pilot was fatally injured and the airplane was…
- [NTSB CEN11WA463](https://openairdocs.org/ntsb/CEN11WA463.md): Shannon James A JR Aviat Eagle II · Plock Vistula, Poland · Accident · 1 fatal · Foreign investigation · Jun 18, 2011 · N54CE · Substantial damage
- [NTSB CEN11FA029](https://openairdocs.org/ntsb/CEN11FA029.md): American Champion 8KCAB · Sebewaing, MI · Accident · 2 fatal · Field investigation · Final report · Oct 18, 2010 · N105AC · Substantial damage
  > The pilot's failure to maintain airspeed and aircraft control following a loss of engine power after takeoff.
- [NTSB CEN10FA130](https://openairdocs.org/ntsb/CEN10FA130.md): Beech C24R · Bristow, OK · Accident · 2 fatal · Field investigation · Final report · Feb 28, 2010 · N63713 · Destroyed
  > The pilot’s loss of control for undetermined reasons while maneuvering at low altitude.
- [NTSB WPR09LA026](https://openairdocs.org/ntsb/WPR09LA026.md): Silfvast Starduster TOO · Cedar Fort, UT · Accident · 2 fatal · Limited investigation · Final report · Oct 28, 2008 · N78DS · Destroyed
  > The pilot's failure to maintain an adequate airspeed and/or angle of attack to avoid a stall/spin during an aerobatic maneuver.
- [NTSB DEN06FA018](https://openairdocs.org/ntsb/DEN06FA018.md): American Champion 8KCAB · Calhan, CO · Accident · 1 fatal · Field investigation · Final report · Nov 21, 2005 · N70MT · Destroyed
  > the pilot's failure to maintain aircraft control. Factors contributing to the accident were the low altitude, and the resultant stall/spin.
- [NTSB LAX06FA005](https://openairdocs.org/ntsb/LAX06FA005.md): American Champion 8KCAB · Oroville, CA · Accident · 2 fatal · Field investigation · Final report · Oct 10, 2005 · N943D · Destroyed
  > The certified flight instructor and the private pilot's failure to maintain adequate airspeed while attempting a return to runway maneuver, which resulted in an inadvertent stall.
- [NTSB CHI01FA235](https://openairdocs.org/ntsb/CHI01FA235.md): Payne Giles G-202 · Oshkosh, WI · Accident · 1 fatal · Field investigation · Final report · Jul 24, 2001 · N202RP · Destroyed
  > The pilot failed to maintain aircraft control which resulted in an inadvertant stall. Factors with the accident were the pilot misjudged the approach and the pilot's lack of total experience in the Giles G-202.
- [NTSB CHI01LA182](https://openairdocs.org/ntsb/CHI01LA182.md): Mooney M20J · Columbia, MO · Accident · 1 fatal · Limited investigation · Final report · Jun 21, 2001 · N20WR · Destroyed
  > The loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.
- [NTSB DEN01FA074](https://openairdocs.org/ntsb/DEN01FA074.md): Vangilder Christen Eagle II · Ogden, UT · Accident · 2 fatal · Field investigation · Final report · Mar 22, 2001 · N5JV · Destroyed
  > the flight instructor's failure to maintain aircraft control while maneuvering and the subsequent inadvertent stall/spin. A contributing factor was the flight instructor's lack of familiarity with the airplane.
- [NTSB DEN01FA053](https://openairdocs.org/ntsb/DEN01FA053.md): Ross G-202 · Grand Junction, CO · Accident · 1 fatal · Field investigation · Final report · Feb 16, 2001 · N39HR · Destroyed
  > the pilot's inadvertent entry into a spin while performing aerobatic maneuvers. A contributing factor was the pilot's lack of aerobatic experience.
- [NTSB NYC98FA180](https://openairdocs.org/ntsb/NYC98FA180.md): Beech A23-24 · Shunk, PA · Accident · 5 fatal · Field investigation · Final report · Sep 7, 1998 · N453D · Destroyed
  > The pilot-in-command's attempted flight into known adverse weather conditions, his failure to maintain control of the aircraft, and his exceeding the airframe design limits resulting in separation of the outboard left wing. Contributing factors were clouds,…
- [NTSB SEA97FA037](https://openairdocs.org/ntsb/SEA97FA037.md): Bellanca 8KCAB · Eagle Point, OR · Accident · 1 fatal · Field investigation · Final report · Dec 14, 1996 · N278ML · Destroyed
  > The failure of the first pilot (flight instructor) to initiate proper aircraft control, and his failure to perform the adequate remedial action to recover from an intentional inverted spin.
- [NTSB CHI96LA108](https://openairdocs.org/ntsb/CHI96LA108.md): Bishop-Christian Eagle II · Cambridge, IN · Accident · 1 fatal · Limited investigation · Final report · Mar 15, 1996 · N219RC · Destroyed
  > the pilot allowed the airplane to enter a flat spin, while performing an acrobatic maneuver, and was unable to recover before ground impact. Factors relating to the accident were: the pilot's overconfidence in his personal ability, and his lack of familiarity…
- [NTSB FTW94FA023](https://openairdocs.org/ntsb/FTW94FA023.md): Bellanca 8KCAB · Saratoga, AR · Accident · 1 fatal · Field investigation · Final report · Oct 30, 1993 · N130KS · Substantial damage
  > The pilot-in-command's performance of aerobatics at an altitude where it was not possible to maintain clearance.
- [NTSB CHI91DEP08](https://openairdocs.org/ntsb/CHI91DEP08.md): Jack Thomas Pitts S-IT · Kenosha, WI · Accident · 1 fatal · Final report · Jun 16, 1991 · N83AM · Destroyed
  > Improper maintenance, by person or persons unknown, to the elevator control system which allowed a bolt attaching the elevator control rod to the pitch bellcrank to become disconnected during flight.
- [NTSB LAX91FA098](https://openairdocs.org/ntsb/LAX91FA098.md): Bell 206B · Santa Paula, CA · Accident · 2 fatal · Field investigation · Final report · Feb 13, 1991 · N2282T · 2 aircraft · Substantial damage
  > Inadequate visual lookout by the Bell 206B pilot, which resulted in his failure to see-and-avoid the pitts S-2A. A factor related to the accident was: the S-2A pilot's restricted visibility from the tailwheel equipped airplane, once it was in position on the…
- [NTSB NYC91LA024](https://openairdocs.org/ntsb/NYC91LA024.md): Bellanca 8KCAB · Buckland, MA · Accident · 1 fatal · Limited investigation · Final report · Nov 4, 1990 · N5039K · Destroyed
  > The pilot's failure to execute an aerobatic maneuver at an altitude sufficient to clear the stand of trees.
- [NTSB ATL91FA005](https://openairdocs.org/ntsb/ATL91FA005.md): Pitts Special S-1 · Ocala, FL · Accident · 1 fatal · Field investigation · Final report · Oct 17, 1990 · N1235 · Substantial damage
  > The pilot experiencced spatial disorientation, lost control of the airplane during a spin maneuver and collided with the ground.
- [NTSB LAX90DUJ06](https://openairdocs.org/ntsb/LAX90DUJ06.md): Christen/Walter Christen Eagle II · Marana, AZ · Accident · 2 fatal · Final report · Aug 20, 1990 · N3272U · Destroyed
  > The loss of control by the pilot.
- [NTSB ATL85FA278](https://openairdocs.org/ntsb/ATL85FA278.md): Bellanca 8KCAB · Proctor, WV · Accident · 1 fatal · Field investigation · Final report · Aug 30, 1985 · N4195Y · Substantial damage
  > The acft was artd msg and was the object of a search from 9-1-85 to 9-12-85. Acft found in remote area of mtns and dense woods by man on foot hunting ginseng on 9-16-85.ND witnesses found. Residents in area reported rain all day on 8-30-85 and it was heavy at…
- [NTSB MIA83FA231](https://openairdocs.org/ntsb/MIA83FA231.md): Pitts S-2A · Green Cove Spr., FL · Accident · 2 fatal · Field investigation · Final report · Sep 15, 1983 · N80041 · Substantial damage
  > The acft collided with the ground and was destroyed during a pleasure flt. Examination of the wreckage and the accident site revealed evidence to suggest that the acft collided with the ground while in a steep left bank, nose low attitude and a high rate of…
- [NTSB FTW83FA424](https://openairdocs.org/ntsb/FTW83FA424.md): Partenavia P68C · Plainview, TX · Accident · 1 fatal · Field investigation · Final report · Sep 11, 1983 · N29561 · Destroyed
  > The plt was executing a high speed pass over the rwy at about 250 ft AGL. The plt then began a rapid pull-up & both wings separated just outboard of the eng nacelles. Reconstruction of the sequence from a videotape revealed that the acft's speed at the time…
- [NTSB ATL83FA213](https://openairdocs.org/ntsb/ATL83FA213.md): Bellanca 8KCAB · Calhoun, GA · Accident · 1 fatal · Field investigation · Final report · Jun 4, 1983 · N111UD · Destroyed
  > The plt had flown to the arpt to perform aerobatic maneuvers at a fly-in. He had a low altitude waiver to perform down to 500 ft AGL. Before the flight, he told several spectators he was going to do a maneuver right after takeoff. Witnesses reported that the…
- [NTSB ATL82FLQ06](https://openairdocs.org/ntsb/ATL82FLQ06.md): Bellanca 8KCAB · Mayfield, KY · Accident · 1 fatal · Final report · Jun 13, 1982 · N50352 · Destroyed
  > The aircraft crashed while the pilot was performing an aerobatic routine at an airshow. After about 7 minutes in an 8 minute act, the pilot performed an 8-point roll at about 200 ft AGL, then pulled up into a hammerhead stall. After a hammerhead turn to the…
- [NTSB ATL81FA010](https://openairdocs.org/ntsb/ATL81FA010.md): Bellanca 8KCAB · Woodland, GA · Accident · 1 fatal · Closed · Oct 30, 1980 · N4108Y · Destroyed
- [NTSB MIA81FA006](https://openairdocs.org/ntsb/MIA81FA006.md): Bellanca 8KCAB · Ft Lauderdale, FL · Accident · 2 fatal · Closed · Oct 21, 1980 · N99AM · Destroyed
- [NTSB FTW79FA082](https://openairdocs.org/ntsb/FTW79FA082.md): Bellanca 7KCAB · Morris, OK · Accident · 1 fatal · Closed · May 27, 1979 · N1077E · Destroyed
- [NTSB SEA79FYA07](https://openairdocs.org/ntsb/SEA79FYA07.md): Pitts S-2A · Montpelier, ID · Accident · 1 fatal · Closed · Jan 17, 1979 · N79DG · Destroyed
- [NTSB MKC78FA064](https://openairdocs.org/ntsb/MKC78FA064.md): Great Lakes 2T-1A · Mason City, IA · Accident · 1 fatal · Closed · Aug 12, 1978 · N3801F · Destroyed
- [NTSB FTW78FRG51](https://openairdocs.org/ntsb/FTW78FRG51.md): Bellanca 8KCAB · Brady, TX · Accident · 1 fatal · Closed · Jun 18, 1978 · N5541K · Destroyed
- [NTSB DEN78FA047](https://openairdocs.org/ntsb/DEN78FA047.md): Bellanca 8KCAB · Green River, WY · Accident · 2 fatal · Closed · Jun 8, 1978 · N777DW · Substantial damage
- [NTSB FTW77DA003](https://openairdocs.org/ntsb/FTW77DA003.md): Pitts Spcl S-1S · Durant, OK · Accident · 1 fatal · Closed · Oct 11, 1976 · N7WH · 2 aircraft · Minor damage
- [NTSB FTW68A0019](https://openairdocs.org/ntsb/FTW68A0019.md): Bell 206A · Morgan City, LA · Accident · 4 fatal · Closed · Aug 15, 1967 · N7846S · Destroyed

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41522', '41601'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41522&fatal=1

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.