# SDR CA000606036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2000
- Submitted: June 23, 2000
- Operation: General aviation
- Make and model: Cessna 150M
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (OpenAirDocs)
- Aircraft time: 8,124 hours
- Engine: Cont O200A
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Exhaust Valve
- Part number: 5A10204
- Condition: Broken
- Location: Stem
- Part time: 13,640 hours
- Component: Engine, Cont
- Stage of operation: CL
- How discovered: V
- Nature of condition: R, E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA000606036

## Discrepancy

(CAN) IN-FLIGHT, THE ENGINE WAS RUNNING ROUGH.  NR 3 CYLINDER SPARK PLUGS FOUND BROKEN.  NR 3 CYLINDER MOVED AND REPLACED BY OVERHAULED ONE (EXHAUST VALVE FOUND BROKEN).

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