# NTSB investigations: Lycoming YIO-390 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 CEN27LA025](https://openairdocs.org/ntsb/CEN27LA025.md): Howell Mark R RV-8 · Geneseo, IL · Accident · Limited investigation · Investigation open · Oct 21, 2026 · N818TC
- [NTSB WPR26LA337](https://openairdocs.org/ntsb/WPR26LA337.md): Wawrzynski Vincent P RV-7 · Columbia, CA · Accident · No injuries · Class 4 · Limited · Investigation open · Sep 9, 2026 · N1003 · Substantial damage
- [NTSB ERA26LA340](https://openairdocs.org/ntsb/ERA26LA340.md): James P Donovan Sportsman GS-2 · Winter Haven, FL · Accident · No injuries · Class 4 · Limited · Investigation open · Apr 12, 2026 · N747GP · Minor damage
- [NTSB CEN26LA024](https://openairdocs.org/ntsb/CEN26LA024.md): Vans RV8 · McKinney, TX · Accident · Serious injuries · Class 3 · Limited · Preliminary report · Oct 17, 2025 · N3545W · Substantial damage
  > On October 17, 2025, at 0921 central daylight time, an amateur-built RV-8 airplane, N3545W, was substantially damaged when it was involved in an accident near McKinney, Texas. The pilot was seriously injured. The airplane was operated as a Title 14 Code of…
- [NTSB ANC25LA111](https://openairdocs.org/ntsb/ANC25LA111.md): 217whiskeymike SQ12 · McGrath, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 20, 2025 · N217WM · Substantial damage
  > The pilot’s failure to maintain clearance from a hole in the tundra, which resulted in impact with terrain.
- [NTSB CEN25FA270](https://openairdocs.org/ntsb/CEN25FA270.md): Van's RV-14 · Lowell, MI · Accident · 2 fatal · Class 3 · Field · Preliminary report · Jul 21, 2025 · N21KL · Destroyed
  > On July 21, 2025, about 1627 eastern daylight time, a Van’s Aircraft RV-14A airplane, N21KL, was destroyed when it was involved in an accident near Lowell, Michigan. The pilot and the pilot-rated passenger sustained fatal injuries. The airplane was operated…
- [NTSB CEN25LA250](https://openairdocs.org/ntsb/CEN25LA250.md): Game Composites GB1 Gamebird · Tarkio, MO · Accident · No injuries · Class 3 · Limited · Preliminary report · Jul 12, 2025 · N588AF · 2 aircraft · Substantial damage
  > On July 12, 2025, about 0830 central daylight time, a Game Composites GB-1 Gamebird airplane, N588AF, was substantially damaged, and a Vans RV-8, N931KZ, sustained minor damage, when they were involved in an accident near the Gould Peterson Municipal Airport…
- [NTSB ANC25LA047](https://openairdocs.org/ntsb/ANC25LA047.md): Brian Peck RV-14 · Camas, WA · Accident · No injuries · Class 4 · Limited · Final report · Jun 10, 2025 · N991RS · Substantial damage
  > The pilot’s failure to maintain directional control during landing roll which resulted in a runway excursion.
- [NTSB ERA25LA374](https://openairdocs.org/ntsb/ERA25LA374.md): Flying Cloud AL18 · Ridgeland, SC · Accident · No injuries · Class 4 · Limited · Final report · Jun 7, 2025 · N859SS · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during landing.
- [NTSB CEN24LA035](https://openairdocs.org/ntsb/CEN24LA035.md): Grassman Timothy B RV-14A · Houston, TX · Accident · No injuries · Class 4 · Limited · Final report · Nov 3, 2023 · N5875G · Substantial damage
  > The bird strike to the airplane’s vertical stabilizer during an approach for landing.
- [NTSB CEN23FA359](https://openairdocs.org/ntsb/CEN23FA359.md): Vans RV14 · Virden, IL · Accident · 1 fatal · Class 3 · Field · Final report · Aug 12, 2023 · N6161 · Substantial damage
  > The pilot/builder’s improper configuration of the canopy latch micro switch, which incorrectly signaled a closed canopy before flight that resulted in an inflight opening of the airplane’s canopy, an upset of the airplane, and a loss of control from which the…
- [NTSB ERA23LA195](https://openairdocs.org/ntsb/ERA23LA195.md): Richard Spatz RV-14A · Fallston, MD · Accident · Serious injuries · Class 3 · Limited · Final report · Apr 13, 2023 · N412RS · Substantial damage
  > The pilot’s failure to discontinue an unstabilized approach, resulting in an aerodynamic stall and collision with terrain.
- [NTSB WPR19LA189](https://openairdocs.org/ntsb/WPR19LA189.md): Vans RV14 · Aumsville, OR · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 16, 2019 · N365EM · Destroyed
  > An inflight fire that originated in the engine compartment for reasons that could not be determined based on available evidence.
- [NTSB GAA18CA379](https://openairdocs.org/ntsb/GAA18CA379.md): Dan Jelinek Backcountry Supercub · Douglas, WY · Accident · No injuries · Data collection · Final report · Jun 11, 2018 · N7455 · Substantial damage
  > The pilot’s overcorrection with rudder during takeoff, which resulted in a loss of directional control.

## 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 ('42418'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=42418

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