# SDR CA050503002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2005
- Submitted: June 2, 2005
- Operation: General aviation
- Make and model: Cessna 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (OpenAirDocs)
- Aircraft time: 5,508 hours
- Engine: Lyc O320E2D
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder Head
- Part number: LW12416
- Condition: Cracked
- Location: Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA050503002

## Discrepancy

FOUND CRACKED CYLINDER WHERE CYLINDER HEAD AND CYLINDER BARREL MATE TOGETHER, CRACK WAS 4 INCHES LONG, AND LEAKING EXHAUST GAS ON THE NR 1 CYLINDER.

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