# SDR 98ZZZX4522

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 6, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N953CC](https://openairdocs.org/aircraft/N953CC), registered now
- Make and model: Cessna 182P
- Registry model: [Cessna 182P](https://openairdocs.org/model/cessna-182p) (OpenAirDocs)
- Aircraft serial: 18264109
- Engine: Cont O470S
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Guide
- Part number: 648014
- Condition: Worn
- Location: Engine
- Part time: 700 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZX4522

## Discrepancy

DURING A ROUTINE COMPRESSION CHECK, THE EXHAUST VALVE WAS FOUND LEAKING ON THE NR 1 CYLINDER.  THE REMOVED CYLINDER HAD A WORN OUT EXHAUST VALVE AND GUIDE.  SUBMITTER SUGGESTED POSSIBLE CAUSE AS DEFECTIVE PARTS OR ASSY PROCESS AT THE FACTORY.

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