# SDR 2002FA0000221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2001
- Submitted: February 21, 2002
- Operation: General aviation
- Aircraft: [N7477L](https://openairdocs.org/aircraft/N7477L), registered now
- Make and model: Piper PA-18-150
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (OpenAirDocs)
- Aircraft serial: 187509060
- Engine: Lyc O320*
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: LS32000WA21P
- Part serial: 32WL962664
- Condition: Cracked
- Location: Engine
- Part time: 665 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2002FA0000221

## Discrepancy

ENGINE INSTALLED IN FEBRUARY 1997.  AT APPROXIMATELY 665 HOURS, TWO CYLINDERS WERE CRACKED THROUGH THE FINS OUTSIDE THE EXHAUST PORT, ADJACENT TOTHE EXHAUSE SEAT.

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