# Incident 20061223028689I: Cessna 172M, Harrisburg, PA, December 23, 2006

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: December 23, 2006, 15:49 local time
- Place: Harrisburg, PA
- Phase of flight: Normal Cruise
- Operating rules: General operating rules (Part 91)
- Location: 40.2759° N, 76.8850° W: Placed by OpenAirDocs: center of Harrisburg, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.2759&lon=-76.8850&mi=10
- Aircraft: N8987V, registered now (https://openairdocs.org/aircraft/N8987V) (OpenAirDocs)
- Registry model: Cessna 172M (registry code 2072418, https://openairdocs.org/model/cessna-172m) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: CESSNA 172M
- Reported engine: LYC O320E2D
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 925 total, 925 in this make and model, 20 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20061223028689I

## Narrative

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

(-23) AIRCRAFT WAS IN CRUISE FLIGHT, VMC CONDITIONS, AT 5,000 MSL WHEN PILOT HEARD A LOUD POP, FOLLOWED BY A PARTIAL LOSS OF ENGINE POWER AND VIBRATION. THE PILOT DECLARED AN EMERGENCY AND LANDED UNEVENTFULLY AT HARRISBURG INTL. AIRPORT (MDT). AN INSPECTION BY A MECHANIC REVEALED A LOSS OF COMPRESSION/POWER IN THE NUMBER THREE CYLINDER DUE TO MALFUNCTIONING INTAKE VALVE. PILOT ACTIONS ARE CONSISTENT WITH GOOD OPERATING PRACTICE AND SAFETY OF FLIGHT IN AN EMERGENCY SITUATION.

## Other reports on N8987V (1)

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

- [Accident 19951212040539A](https://openairdocs.org/incident/19951212040539A), Dec 12, 1995: Cessna 172M (N8987V), Bullhead City, AZ, Substantial damage. Taxiing too fast to ramp a wing struck hangar. Pivoted. Added power to stop turn. Prop made a hole in door.

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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