# SDR 99ZZZX4680

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 1999
- 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 O470U
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 654960A1
- Condition: Worn
- Location: Nr 3
- Part time: 472 hours
- Stage of operation: IN
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX4680

## Discrepancy

DURING A ROUTINE COMPRESSION CHECK, THE NR 3 CYLINDER WAS FOUND LEAKING EXCESSIVELY PAST THE INTAKE VALVE.  THE EXHAUST VALVE AND PISTON RINGS WERE REMOVED.  CYLINDER WAS FOUND TO HAVE A DEFORMED INTAKE VALVE FACE, A WORN OUT EXHAUST VALVE, AND GUIDE AND NO CHOKE LEFT IN THE CYLINDER.

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