# Accident 20000922015559A: Scwzer G164B, Tracy, CA, September 22, 2000

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 22, 2000, 08:30 local time
- Place: Tracy, CA
- Damage: No damage
- Operating rules: Agricultural (Part 137)
- Location: 37.7274° N, 121.4522° W: Placed by OpenAirDocs: center of Tracy, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.7274&lon=-121.4522&mi=10
- Aircraft: N8981H, a cancelled registration (https://openairdocs.org/deregistered/N8981H-2013-09-11) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164B (registry code 3952802, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (OpenAirDocs)
- Registry engine: Pratt & Whitney R-985 series (registry code 52008, https://openairdocs.org/engine/pratt-whitney-r-985-series) (OpenAirDocs)
- Reported make and model: SCWZER G164B
- NTSB investigation: [NTSB LAX00LA345](https://openairdocs.org/ntsb/LAX00LA345) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000922015559A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) MAKING HIS SECOND TO LAST PASS DURING AGRICULTURAL AERIAL APPLICATION, THE PILOT PULLED UP OUT OF THE FIELD. HE ROLLED TO THE LEFT THEN STARTED TO ROLL TO THE RIGHT WHEN HE HEARD A LOUD BANG AND EXPERIENCED LOSS OF ENGINE POWER WITH OIL SPRAYING BACK ON THE WINDSHIELD. PILOT MADE EMERGENCY LANDING ON OPEN LEVEL FIELD. UPON REACHING A MUDDY AREA, A/C FLIPPED UPSIDE DOWN AND CAME TO REST, SUBSEQUENT INVESTIGAION REVEALED NUMBER ONE CYLINDER HEAD HAD A NON CONTAINED FAILURE CAUSED BY PISTON COMING IN CONTACT WITH CYLINDER HEAD AS A RESULT OF PISTON ROD FAILURE.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX00LA345](https://openairdocs.org/ntsb/LAX00LA345), Sep 22, 2000: Grumman-Schweizer G-164B (N8981H), Tracy, CA, substantial damage. Probable cause: Loss of engine power due to failure and separation of the number one connecting rod.

## Other reports on N8981H (1)

Matched to the same aircraft by N-number and date.

- [Accident 20060515010099A](https://openairdocs.org/incident/20060515010099A), May 15, 2006: Scwzer G164B (N8981H), Tracy, CA, Substantial damage. (-23) Pilot departed private landing strip (trinkle ag flying, inc) located at 25001 kasson road, Tracy, CA, at approx. 0600 hours heading northwest, first…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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