# SDR 2010FA0000337

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2010
- Submitted: April 13, 2010
- Operation: General aviation
- Aircraft: [N260SF](https://openairdocs.org/aircraft/N260SF), registered now
- Make and model: Mrchti F260C
- Aircraft serial: 374
- Aircraft time: 9,258 hours
- Engine: Lyc O540E4A5
- Engine time: 1,817 hours
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Condition: Cracked
- Location: Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: R
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2010FA0000337

## Discrepancy

PILOT EXPERIENCED ROUGH ENGINE OPERATION. INSP REVEALED THAT NR 2 CYLINDER WAS CRACKED AROUND CIRCUMFERENCE OF HEAD AREA.  WHEN TECH TOUCHED CYLINDER DURING THE INSP PROCESS, THE CYLINDER HEAD COMPLETELY SEPARATED FROM ASSY.

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