# SDR AU510001572

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2005
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Cessna 182P
- Registry model: [Cessna 182P](https://openairdocs.org/model/cessna-182p) (OpenAirDocs)
- Engine: Cont O470R
- Propeller: Mcauly 2A34C201
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Exhaust Valve
- Condition: Worn
- Location: Nr 3 Cylinder
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU510001572

## Discrepancy

NR 3 CYLINDER EXHAUST VALVE STEM WORN EXCESSIVELY.  WEAR WAS APPROXIMATELY 3.175MM (0.125IN).  SUSPECT INCORRECT VALVE GUIDE/VALVE COMBINATION.

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