# SDR 97ZZZX1367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N5831B
- Make and model: Doug DC3C
- Registry model: [Doug DC3C](https://openairdocs.org/model/douglas-dc3c) (OpenAirDocs)
- Aircraft serial: 42100882
- Engine: Pwa R183092
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Condition: Cracked
- Location: Nr 11
- Stage of operation: CR
- Nature of condition: E, R
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX1367

## Discrepancy

WHILE EN ROUTE, ENGINE STARTED TO RUN ROUGH.  ENGINE WAS SECURED.  FOUND NR 11 CYLINDER HEAD CRACKED.  REPLACED NR 11 CYLINDER WITH A YELLOW TAGGED UNIT.  ENGINE OPS CHECKED SATISFACTORY.

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