# NTSB investigations: Lycoming IO-360-A1B6D: Powerplant sys/comp malf/fail

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 WPR20LA144](https://openairdocs.org/ntsb/WPR20LA144.md): Mooney M20J · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Final report · May 13, 2020 · N201HH · Substantial damage
  > A total loss of engine power due to oil starvation for reasons that could not be determined due to a lack of available evidence, which resulted in impact with terrain during a subsequent forced landing.
- [NTSB ERA18LA021](https://openairdocs.org/ntsb/ERA18LA021.md): Socata TB200 · Annapolis, MD · Accident · No injuries · Class 2 · Limited · Final report · Nov 10, 2017 · N207GT · Substantial damage
  > A loss of engine power for undetermined reasons after the disconnection of the propeller governor control due to inadequate securenment during maintenance.
- [NTSB CEN16LA032](https://openairdocs.org/ntsb/CEN16LA032.md): Cessna 177RG · Red Oak, IA · Accident · No injuries · Limited investigation · Final report · Oct 8, 2015 · N1542H · Substantial damage
  > The improper torque of the engine’s No. 3 cylinder intake pipe bolts, which resulted in the separation of the pipe and a partial loss of engine power.
- [NTSB NYC08CA208](https://openairdocs.org/ntsb/NYC08CA208.md): Cessna 177RG · Bessemer, AL · Accident · Minor injuries · Data collection · Final report · Jun 8, 2008 · N45133 · Substantial damage
  > Failure of the left magneto for undetermined reasons resulting in a partial loss of engine power during takeoff.

## 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 ('41593')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '340'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/340/cases?engine=41593

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