# NTSB investigations: Lycoming IO-320 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.

Page 1 of 18 · 889 cases

## Latest cases

- [NTSB WPR27LA016](https://openairdocs.org/ntsb/WPR27LA016.md): Piper PA-30 · Reno, NV · Accident · No injuries · Class 4 · Limited · Investigation open · Oct 12, 2026 · N7571Y · Substantial damage
- [NTSB CEN26LA248](https://openairdocs.org/ntsb/CEN26LA248.md): Piper PA-30 · Tulsa, OK · Accident · Serious injuries · Class 3 · Limited · Preliminary report · Jul 9, 2026 · N8154Y · Substantial damage
  > On July 9, 2026, about 1729 central daylight time, a Piper PA-30 airplane, N8154Y, was substantially damaged when it was involved in an accident near Tulsa, Oklahoma. The flight instructor and pilot under instruction were seriously injured. The airplane was…
- [NTSB CEN26LA225](https://openairdocs.org/ntsb/CEN26LA225.md): Piper PA-30 · Meridian, MS · Accident · No injuries · Class 4 · Limited · Final report · Jun 15, 2026 · N8143Y · Substantial damage
  > The total loss of power to both engines due to fuel exhaustion. Contributing to the accident was the pilot’s failure to verify the airplane’s fuel quantity before departure.
- [NTSB ERA26LA190](https://openairdocs.org/ntsb/ERA26LA190.md): Piper PA-30 · Enterprise, AL · Accident · No injuries · Class 4 · Limited · Final report · Apr 26, 2026 · N8432Y · Substantial damage
  > The pilot’s inadequate preflight and inflight fuel planning, which resulted in a total loss of engine power due to fuel starvation and subsequent forced landing into trees.
- [NTSB WPR26LA163](https://openairdocs.org/ntsb/WPR26LA163.md): Piper PA30 · Auburn, WA · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Apr 18, 2026 · N741TJ · Substantial damage
  > On April 18, 2026, about 1330 Pacific daylight time, a Piper PA-30 Twin Comanche, N741TJ, was substantially damaged when it was involved in an accident near Auburn, Washington. The pilot and pilot-rated passenger sustained minor injuries. The airplane was…
- [NTSB WPR26LA107](https://openairdocs.org/ntsb/WPR26LA107.md): Piper PA-30 · Big Bear, CA · Accident · No injuries · Class 3 · Limited · Preliminary report · Feb 24, 2026 · N811LE · Substantial damage
  > On February 23, 2026, at 1800 Pacific standard time, a Piper PA-30, N811LE, was substantially damaged when it was involved in an accident near Big Bear, California. The pilot and passenger were not injured. The airplane was operated as a 14 Code of Federal…
- [NTSB CEN26FA064](https://openairdocs.org/ntsb/CEN26FA064.md): Piper PA-30 · West Chicago, IL · Accident · 2 fatal · Class 3 · Field · Preliminary report · Dec 17, 2025 · N8693Y · Substantial damage
  > On December 17, 2025, about 1349 central standard time, a Piper PA-30 airplane, N8693Y, was substantially damaged when it was involved in an accident near West Chicago, Illinois. The pilot and pilot-rated passenger were fatally injured. The airplane was…
- [NTSB ERA26LA063](https://openairdocs.org/ntsb/ERA26LA063.md): Cessna 172 · DeLand, FL · Accident · Serious injuries · Class 4 · Limited · Final report · Dec 8, 2025 · N64859 · Substantial damage
  > The flight instructor’s inadequate fuel quantity inspection, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB WPR26LA007](https://openairdocs.org/ntsb/WPR26LA007.md): Piper PA-30 · Gila Bend, AZ · Accident · No injuries · Class 4 · Limited · Final report · Oct 6, 2025 · N8678Y · Substantial damage
  > The pilot’s improper throttle input and failure to maintain aircraft control during landing.
- [NTSB CEN25LA361](https://openairdocs.org/ntsb/CEN25LA361.md): Piper PA-30 · Caro, MI · Accident · No injuries · Class 4 · Limited · Final report · Sep 2, 2025 · N26RJ · Substantial damage
  > The pilot’s failure to remove the tow bar before flight.
- [NTSB ERA25LA315](https://openairdocs.org/ntsb/ERA25LA315.md): Patriot CX1900A · Centreville, AL · Accident · Serious injuries · Class 4 · Limited · Final report · Aug 20, 2025 · N150SP · Substantial damage
  > The pilot’s failure to detect and remove water contamination from the airplane’s fuel system before the flight, which resulted in a total loss of engine power during initial climb.
- [NTSB ERA25LA153](https://openairdocs.org/ntsb/ERA25LA153.md): Piper PA-30 · Anderson, SC · Accident · No injuries · Class 4 · Limited · Final report · Mar 21, 2025 · N8339Y · Substantial damage
  > The pilots’ overcorrection during the landing roll which resulted in a loss of directional control and runway excursion. Contributing was the flight instructor’s inability to correct the pilot’s actions because due to brakes only being installed on the…
- [NTSB CEN25LA015](https://openairdocs.org/ntsb/CEN25LA015.md): Piper PA-30 · New Orleans, LA · Accident · No injuries · Class 4 · Limited · Final report · Oct 16, 2024 · N7967Y · Substantial damage
  > The failure of a landing gear torque arm which resulted in a landing gear collapse and runway excursion.
- [NTSB CEN25LA016](https://openairdocs.org/ntsb/CEN25LA016.md): Piper PA-30 · Springfield, MO · Accident · No injuries · Class 4 · Limited · Final report · Oct 10, 2024 · N7577Y · Substantial damage
  > The flight instructor’s inability to confirm landing gear position before landing due to the sun glare which resulted in gear up landing. Contributing to the accident was an undetected tripped circuit breaker for the landing gear and the inoperative gear…
- [NTSB WPR24LA275](https://openairdocs.org/ntsb/WPR24LA275.md): Piper PA-30 · Concord, CA · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2024 · N8458Y · Substantial damage
  > The failure of the main landing gear to extend and lock for reasons that could not be determined based on the available information. Contributing to the accident was a mechanical failure of the manual landing gear release mechanism due to inadequate clearance…
- [NTSB CEN24LA267](https://openairdocs.org/ntsb/CEN24LA267.md): Covington Edward L SHA-GLASAIR · Saint James, MN · Accident · No injuries · Class 4 · Limited · Final report · Jul 12, 2024 · N3EC · Destroyed
  > An in-flight bird strike which resulted in an engine compartment fire that ultimately destroyed the airplane.
- [NTSB CEN24LA147](https://openairdocs.org/ntsb/CEN24LA147.md): Bellanca 7KCAB · Bluff Dale, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Apr 4, 2024 · N8946 · Destroyed
  > An engine compartment fire for reasons that could not be determined due to extensive thermal damage.
- [NTSB WPR24LA061](https://openairdocs.org/ntsb/WPR24LA061.md): Glasair SH2 · Prescott, AZ · Accident · No injuries · Class 3 · Limited · Final report · Dec 26, 2023 · N29TT · Substantial damage
  > Loss of directional control during landing due to an improperly constructed and maintained tailwheel locking assembly.
- [NTSB CEN24LA055](https://openairdocs.org/ntsb/CEN24LA055.md): Piper PA-30 · Alamosa, CO · Accident · No injuries · Class 4 · Limited · Final report · Dec 6, 2023 · N7790Y · Substantial damage
  > The pilot’s failure to maintain directional control during landing with an excessive touchdown speed that resulted in a loss of control and impact with terrain.
- [NTSB WPR23LA348](https://openairdocs.org/ntsb/WPR23LA348.md): Champion 7KCAB · Benson, AZ · Accident · No injuries · Class 3 · Limited · Final report · Sep 19, 2023 · N998B · Substantial damage
  > The pilots’ failure to maintain control of the aircraft during takeoff.
- [NTSB CEN23FA284](https://openairdocs.org/ntsb/CEN23FA284.md): Piper PA-30 · Sherman, TX · Accident · 1 fatal · Class 3 · Field · Final report · Jul 8, 2023 · N4743M · Substantial damage
  > The pilot’s failure to maintain control during a forced landing following a loss of engine power. Contributing was the pilot’s failure to feather the left propeller following the loss of engine power.
- [NTSB ERA23FA274](https://openairdocs.org/ntsb/ERA23FA274.md): Piper PA-30 · Claxton, GA · Accident · 3 fatal · Class 3 · Field · Final report · Jun 25, 2023 · N7240Y · Substantial damage
  > The flight crew’s improper fuel management, which resulted in the airplane’s right engine being starved of fuel and its subsequent total loss of power.
- [NTSB ERA23FA270](https://openairdocs.org/ntsb/ERA23FA270.md): Piper PA-30 · Ebensburg, PA · Accident · 2 fatal · Class 3 · Field · Final report · Jun 17, 2023 · N7628Y · Destroyed
  > The pilot’s spatial disorientation and subsequent loss of airplane control, which resulted in an uncontrolled descent and collision with terrain.
- [NTSB WPR23LA220](https://openairdocs.org/ntsb/WPR23LA220.md): Piper PA-30 · Nephi, UT · Accident · No injuries · Class 3 · Limited · Final report · Jun 8, 2023 · N7318Y · Substantial damage
  > A total loss of engine power due to fuel contamination as a result of the inadequate removal of fuel system corrosion during previous maintenance.
- [NTSB ERA23FA260](https://openairdocs.org/ntsb/ERA23FA260.md): Vans RV6 · Colonial Beach, VA · Accident · 2 fatal · Class 3 · Field · Final report · Jun 7, 2023 · N835BC · Destroyed
  > The pilot’s failure to maintain adequate airspeed while maneuvering at low altitude, which resulted in an exceedance of the airplane’s critical angle of attack and a subsequent aerodynamic stall.
- [NTSB ERA23LA210](https://openairdocs.org/ntsb/ERA23LA210.md): Piper PA-30 · St. Augustine, FL · Accident · No injuries · Class 4 · Limited · Final report · Apr 18, 2023 · N751WW · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB ERA23FA067](https://openairdocs.org/ntsb/ERA23FA067.md): Piper PA-30 · Winston-Salem, NC · Accident · 2 fatal · Class 3 · Field · Final report · Nov 19, 2022 · N7295Y · Substantial damage
  > Contamination and/or misalignment of the regulator section of the right engine’s fuel servo, which resulted in excessive idle fuel flow and a total loss of engine power. Also causal was the pilot's failure to land immediately on the nearest runway at the…
- [NTSB ERA23LA069](https://openairdocs.org/ntsb/ERA23LA069.md): Bellanca 7KCAB · Accident, MD · Accident · Minor injuries · Class 4 · Limited · Final report · Oct 28, 2022 · N68531 · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll in crosswind conditions.
- [NTSB WPR23LA013](https://openairdocs.org/ntsb/WPR23LA013.md): Piper PA-30 · Tucson, AZ · Accident · No injuries · Class 3 · Limited · Final report · Oct 15, 2022 · N7746Y · Substantial damage
  > The pilot’s loss of control during landing for reasons that could not be determined based on the available evidence.
- [NTSB CEN23LA002](https://openairdocs.org/ntsb/CEN23LA002.md): Champion 7KCAB · Danville, IL · Accident · No injuries · Class 4 · Limited · Final report · Oct 2, 2022 · N869TT · Substantial damage
  > The pilot decision to perform a precautionary landing to a field with obstacles which resulted in a ground loop. Contributing was the pilot’s inadequate fuel planning.
- [NTSB ERA22LA414](https://openairdocs.org/ntsb/ERA22LA414.md): Piper PA-39 · Caldwell, NJ · Accident · No injuries · Class 3 · Limited · Final report · Sep 9, 2022 · N8925Y · Substantial damage
  > The pilot’s acute cerebrovascular event, which caused symptoms that diminished his situational awareness and prompted him to abort the takeoff, resulting in a runway excursion.
- [NTSB CEN22LA327](https://openairdocs.org/ntsb/CEN22LA327.md): Champion 7KCAB · Gordon, NE · Accident · No injuries · Class 4 · Limited · Final report · Jul 20, 2022 · N7119 · Substantial damage
  > The pilot’s loss of control while landing a tailwheel-equipped airplane with a gusty crosswind.
- [NTSB ERA22LA336](https://openairdocs.org/ntsb/ERA22LA336.md): Bellanca 7KCAB · East Haddam, CT · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 17, 2022 · N8680V · Substantial damage
  > The pilot's failure to maintain directional control during the landing.
- [NTSB CEN22FA145](https://openairdocs.org/ntsb/CEN22FA145.md): Piper PA-30 · Pond Creek, OK · Accident · 3 fatal · Class 3 · Field · Final report · Mar 17, 2022 · N8357Y · Destroyed
  > The pilot’s loss of control of the airplane, resulting in an in-flight breakup.
- [NTSB GAA22WA121](https://openairdocs.org/ntsb/GAA22WA121.md): Piper PA-30 · Sandown, United Kingdom · Accident · No injuries · Class 5 · Foreign · Mar 14, 2022 · N8350Y · Substantial damage
- [NTSB ERA22LA138](https://openairdocs.org/ntsb/ERA22LA138.md): Piper PA-30 · Farmingdale, NY · Accident · No injuries · Class 4 · Limited · Final report · Feb 28, 2022 · N7943Y · Substantial damage
  > The flight crew’s failure to verify the landing gear position prior to landing. Contributing to the accident was an overload in the landing gear motor electrical circuit which resulted in the circuit breaker opening, preventing the landing gear from extending.
- [NTSB CEN22LA083](https://openairdocs.org/ntsb/CEN22LA083.md): Piper PA-30 · Houston, TX · Accident · No injuries · Class 4 · Limited · Final report · Dec 16, 2021 · N19VS · Substantial damage
  > The instructed pilot and the flight instructor’s failure to extend the landing gear before landing resulting in a wheels up landing.
- [NTSB ERA22LA049](https://openairdocs.org/ntsb/ERA22LA049.md): Piper PA-30 · Newport Richie, FL · Accident · No injuries · Class 4 · Limited · Final report · Nov 7, 2021 · N8822Y · Substantial damage
  > A loss of directional control on landing for undetermined reasons.
- [NTSB ERA22FA047](https://openairdocs.org/ntsb/ERA22FA047.md): Piper PA30 · Rock Hill, SC · Accident · 1 fatal · Class 3 · Field · Final report · Nov 5, 2021 · N8924Y · Substantial damage
  > The pilot’s exceedance of the airplane's critical angle of attack while troubleshooting a landing gear indication, which resulted in an aerodynamic stall at low altitude.
- [NTSB ERA22LA037](https://openairdocs.org/ntsb/ERA22LA037.md): Piper PA-30 · Waverly, TN · Accident · No injuries · Class 3 · Limited · Final report · Oct 29, 2021 · N30SH · Substantial damage
  > The pilot’s improper pre-flight fuel planning, which resulted in a total loss of engine power to both engines due to fuel exhaustion.
- [NTSB WPR21LA328](https://openairdocs.org/ntsb/WPR21LA328.md): Piper PA-18-150 · Wasilla, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 20, 2021 · N89ZW · Substantial damage
  > The pilot’s inability to maintain control of the airplane during taxi after it encountered the prop wash from a larger airplane that was conducting a high-power engine run on the same taxiway.
- [NTSB GAA21WA263](https://openairdocs.org/ntsb/GAA21WA263.md): Piper PA-30 · Saint-Honorat, France · Accident · No injuries · Class 5 · Foreign · Aug 12, 2021 · N8663Y · Destroyed
- [NTSB WPR21LA179](https://openairdocs.org/ntsb/WPR21LA179.md): Piper PA-30B · Corvallis, OR · Accident · No injuries · Class 4 · Limited · Final report · Apr 29, 2021 · N125RJ · Substantial damage
  > The pilot’s failure to maintain airplane control during a simulated engine out landing which resulted in impact with terrain.
- [NTSB CEN21LA171](https://openairdocs.org/ntsb/CEN21LA171.md): Piper PA-30 · Wanatah, IN · Accident · No injuries · Class 3 · Limited · Final report · Mar 22, 2021 · N7588Y · Substantial damage
  > The pilots’ fuel mismanagement, which resulted in fuel starvation and a total loss of engine power to both engines.
- [NTSB GAA21WA137](https://openairdocs.org/ntsb/GAA21WA137.md): Piper PA-30 · Courcelles-sur-Viosnes, France · Accident · No injuries · Class 4 · Foreign · Mar 2, 2021 · N7977Y · Substantial damage
- [NTSB CEN21LA105](https://openairdocs.org/ntsb/CEN21LA105.md): Piper PA-30 · Navasota, TX · Accident · No injuries · Class 4 · Limited · Final report · Dec 28, 2020 · N1236 · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB CEN20LA399](https://openairdocs.org/ntsb/CEN20LA399.md): Vans RV9 · Zeeland, MI · Accident · 2 fatal · Class 3 · Limited · Final report · Sep 19, 2020 · N94KJ · Destroyed
  > The pilot’s failure to maintain airspeed during a visual approach in dark night conditions, which resulted in an aerodynamic stall and loss of airplane control. Contributing to the accident was the pilot’s lack of recent flight experience at night.
- [NTSB WPR20LA314](https://openairdocs.org/ntsb/WPR20LA314.md): Piper PA30 · Homer, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 12, 2020 · N7669Y · Substantial damage
  > The pilot’s improper flare which resulted in a hard bounced landing and runway excursion.
- [NTSB WPR20LA308](https://openairdocs.org/ntsb/WPR20LA308.md): Piper PA 30 · Billings, MT · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 12, 2020 · N7602Y · Substantial damage
  > The pilot’s improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB ERA20LA272](https://openairdocs.org/ntsb/ERA20LA272.md): Piper PA 30 · Alabaster, AL · Accident · No injuries · Class 3 · Limited · Final report · Aug 2, 2020 · N7750Y · Substantial damage
  > A loss of control and lack of climb performance shortly after takeoff for reasons that could not be determined based on available evidence, resulting in a collision with terrain.

Next page: https://openairdocs.org/ntsb.md?engine=41509&page=2

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41509'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41509

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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.
