# SDR CA990308005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Engine: Lyc TIO540J2BD
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Condition: Separated
- Location: Nr 2 Engine
- Stage of operation: TX
- Nature of condition: E
- Precautionary procedure: E, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA990308005

## Discrepancy

(CAN) PILOT REPORTED ENGINE BACKFIRING ON START/TAXI, ENGINE WAS RUN FOR 30 MINUTES.  AFTER ENGINE SHUTDOWN, INSPECTION FOUND THE NR 6 CYLINDER HEAD, ON THE NR 2 ENGINE WAS SEPARATED FROM THE BARREL.

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