# NTSB investigations: Lycoming IGSO-540-B1A, 1984

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 MIA84FA163](https://openairdocs.org/ntsb/MIA84FA163.md): Beech 65-80 · Opa Locka, FL · Accident · Serious injuries · Field investigation · Final report · May 8, 1984 · N741H · Substantial damage
  > The plt stated that he did not check the acft fuel visually prior to departure. About 10 minutes after takeoff, while using auxiliary fuel tanks, the right eng lost power. The plt selected crossfeed & the eng restarted. He then turned off the right fuel…
- [NTSB ATL84FLT04](https://openairdocs.org/ntsb/ATL84FLT04.md): Aero Commander 680F · Charleston, TN · Accident · Serious injuries · Final report · Feb 20, 1984 · N6000F · Substantial damage
  > The acft crashed during a ferry flight and the plt could not recall the circumstances of the flight. Investigation revealed that the acft had been parked on the service ramp for nearly two years without being used. The last annual inspection was recorded on…

## 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 year(c."eventDate") = 1984
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41535'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41535&year=1984

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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.