# SDR 96ZZZX6082

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N252MA](https://openairdocs.org/aircraft/N252MA), registered now
- Make and model: Piper PA-31P
- Registry model: [Piper PA-31P](https://openairdocs.org/model/piper-pa-31p) (OpenAirDocs)
- Aircraft serial: 31P33
- Engine: Lyc TIGO541E1A
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Valve Seat
- Part number: 71894
- Condition: Loose
- Location: Nr 5 Cyl Exh
- Stage of operation: IN
- Nature of condition: E, R
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZX6082

## Discrepancy

ENGINE RUN-UP AND ROUGH.  CHECKED COMPRESSION, FOUND NR 5 CYLINDER 0/80.  REMOVED CYLINDER, FOUND EXHAUST VALVE SEAT LOOSE IN HEAD FOLLOWING VALVE DURING VALVE MOVEMENT.

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