# SDR AU000609

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2000
- Submitted: August 4, 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
- Propeller: Hartzl HCE3YR2
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Barrel
- Condition: Glazed
- Location: Cyl
- Part time: 202 cycles
- Stage of operation: TO
- How discovered: V
- Nature of condition: R
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU000609

## Discrepancy

(AUS) PILOT REPORTED VIBRATION DURING ROTATION AND CLIMB.  GROUND INVESTIGATION FOUND EXCESSIVE OIL IN THE LEFT ENGINE''S NR 3 CYLINDER.  CYLINDER WAS REMOVED AND FOUND WITH SEVERE GLAZING OF THE BORE.

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