# SDR FPI2012F00011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2012
- Submitted: July 20, 2012
- Operation: Air carrier
- Aircraft: N2437S
- Make and model: Cessna 210L
- Registry model: [Cessna 210L](https://openairdocs.org/model/cessna-210l) (OpenAirDocs)
- Aircraft serial: 21061281
- Engine: Cont IO520L
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder Head
- Part number: ST714A
- Part serial: 6110526
- Condition: Cracked
- Location: Engine
- Part time: 1,180 hours
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FPI2012F00011

## Discrepancy

DURING 100 HR INSPECTION, COMPRESSION TEST, LEAK CHECK WITH SOAPY WATER FOUND A CRACK IN CYLINDER HEAD FROM TOP OF SPARK PLUG HOLE TO INTAKE VALVE.  REPLACED WITH NEW CYLINDER ASSY.

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