# Accident 20080806857589A: Grumma G164A, Walsh, CO, August 6, 2008

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 6, 2008, 07:00 local time
- Place: Walsh, CO
- Damage: Substantial damage
- Phase of flight: Cruise/Level Flight
- Operating rules: Agricultural (Part 137)
- Operator: V8DG
- Location: 37.3500° N, 102.2500° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=37.3500&lon=-102.2500&mi=10
- Aircraft: N7487, a cancelled registration (https://openairdocs.org/deregistered/N7487-2022-11-23) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164A (registry code 3952801, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: GRUMMA G164A
- Reported engine: PWA R1340
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 2,200 total, 1,400 in this make and model, 110 in the last 90 days
- NTSB investigation: [NTSB DEN08CA135](https://openairdocs.org/ntsb/DEN08CA135) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20080806857589A

## Narrative

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

PILOT WAS CONDUCTING AGRICULTURE AERIAL APPLICATIONS AND A CYLINDER BLEW ON THE ENGINE.  HE ATTEMPTED AN EMERGENCY LANDING IN A FIELD.  THE AIRCRAFT STRUCK A BERM AND FLIPPED OVER.  THE HORIZONTAL STABILIZER WAS DAMAGED.

## 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 DEN08CA135](https://openairdocs.org/ntsb/DEN08CA135), Aug 6, 2008: Grumman G-164A (N7487), Walsh, CO, substantial damage. Probable cause: The total failure of a cylinder head assembly. Contributing to the accident was the lack of suitable terrain for a forced landing.

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.

---
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.