# NTSB investigations: Grumman G-164: Loss of engine power(partial) - mech failure/malf

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 CHI98LA264](https://openairdocs.org/ntsb/CHI98LA264.md): Grumman G-164 · Hoxie, KS · Accident · Minor injuries · Limited investigation · Final report · Jul 21, 1998 · N698Y · Substantial damage
  > the total failure of the engine's left magneto.
- [NTSB FTW97LA117](https://openairdocs.org/ntsb/FTW97LA117.md): Grumman G-164 · Newkirk, OK · Accident · No injuries · Limited investigation · Final report · Mar 6, 1997 · N527Y · Substantial damage
  > The partial loss of engine power due to failure of the blower (integral supercharger). A factor was the power line over which the pilot had to maneuver during the forced landing which resulted in insufficient airspeed to flare the airplane.
- [NTSB LAX94LA313](https://openairdocs.org/ntsb/LAX94LA313.md): Schweizer G-164-A · Laton, CA · Accident · No injuries · Limited investigation · Final report · Aug 11, 1994 · N699Y · Substantial damage
  > failure of the No.7 cylinder for an unspecified reason.
- [NTSB FTW89DRD09](https://openairdocs.org/ntsb/FTW89DRD09.md): Schweizer G-164A · Bunkie, LA · Accident · No injuries · Final report · Jun 23, 1989 · N602Y · Substantial damage
  > The loss of the number five cylinder in flight, resulting in a loss of engine RPM. The pilot misjudged the landing flare height due to obscured vision from fire and smoke and the airplane stalled and impacted the ground nose first.
- [NTSB LAX85LA284](https://openairdocs.org/ntsb/LAX85LA284.md): Grumman G-164 · Glenn, CA · Accident · No injuries · Limited investigation · Final report · Jun 19, 1985 · N73646 · Substantial damage
  > During initial climb on an ag flight the plt reported experiencing a loss of eng power. From the acft's alt of 30 ft AGL the plt attempted an emergency landing but did not have sufficient alt to negotiate a turn back toward the road from which he had…
- [NTSB ATL82DA280](https://openairdocs.org/ntsb/ATL82DA280.md): Grumman G-164 · Greenville, KY · Accident · No injuries · Final report · Sep 20, 1982 · N143W · Destroyed
  > According to the caretaker of muhlenburg airport, N143W was having carburetor problems when it arrived to refuel prior to the accident flight. The caretaker stated that the pilot left the engine running while he refueled because the pilot said it wouldn't…
- [NTSB LAX82DA181](https://openairdocs.org/ntsb/LAX82DA181.md): Grumman G-164 · 10 West Of Bigg, CA · Accident · Minor injuries · Final report · May 17, 1982 · N10280 · Substantial damage
  > During takeoff, the engine began to vibrate and lose power. While landing in the only available area, one of the main gear dug into a soft spot and the aircraft flipped over. An investigation revealed that the no. 4 cylinder had become cracked from the front…

## 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.aircraft_model_code IN ('3952702')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3952702&occurrence=352

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