NTSB investigations: Lycoming YIO-390 series, 2025
6 cases on aircraft whose registry engine model is Lycoming YIO-390 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 2018 | 1 |
|---|---|
| 2019 | 1 |
| 2023 | 3 |
| 2025 | 6 |
| 2026 | 3 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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 year(c.\"eventDate\") = 2025
AND 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"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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 year(c."eventDate") = 2025
AND 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" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN26LA024Accident · Serious injuriesClass 3 · LimitedPreliminary reportVans RV8 · McKinney, TXOn 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 ANC25LA111Accident · No injuriesClass 4 · LimitedFinal report217whiskeymike SQ12 · McGrath, AKThe pilot’s failure to maintain clearance from a hole in the tundra, which resulted in impact with terrain.NTSB CEN25FA270Accident · 2 fatalClass 3 · FieldPreliminary reportVan's RV-14 · Lowell, MIOn 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 CEN25LA250Accident · No injuriesClass 3 · LimitedPreliminary reportGame Composites GB1 Gamebird · Tarkio, MOOn 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 ANC25LA047Accident · No injuriesClass 4 · LimitedFinal reportBrian Peck RV-14 · Camas, WAThe pilot’s failure to maintain directional control during landing roll which resulted in a runway excursion.NTSB ERA25LA374Accident · No injuriesClass 4 · LimitedFinal reportFlying Cloud AL18 · Ridgeland, SCThe pilot’s failure to maintain directional control of the airplane during landing.