# SDR 96ZZZX180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N3774D](https://openairdocs.org/aircraft/N3774D), registered now
- Make and model: Cessna 182A
- Registry model: [Cessna 182A](https://openairdocs.org/model/cessna-182a) (OpenAirDocs)
- Aircraft serial: 34474
- Engine: Cont O470R
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Valve Guide
- Part number: 649177
- Condition: Worn
- Location: Exhaust Valve
- Part time: 766 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/96ZZZX180

## Discrepancy

FOUND CYLINDER COMPRESSION AT 40/80.  REMOVED CYLINDER AND FOUND EXHAUST VALVE GUIDE WORN OVER LIMITS.  EXHAUST VALVE IN GUIDE CLEARANCE AS MEASURED IS 0.016 INCH.  SERVICEABLE LIMITS ARE 0.006 INCH.

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