# SDR 2012FA0000210

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2011
- Submitted: April 19, 2012
- Operation: General aviation
- Aircraft: [N717BD](https://openairdocs.org/aircraft/N717BD), registered now
- Make and model: Cessna 414A
- Registry model: [Cessna 414A](https://openairdocs.org/model/cessna-414a) (OpenAirDocs)
- Aircraft serial: 414A0337
- Engine: Cont TSIO520NB
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder Head
- Condition: Failed
- Location: Engine
- Part time: 1,327 hours
- 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/2012FA0000210

## Discrepancy

ENGINE HAD INFLIGHT SHUTDOWN DUE TO NR 2 CYLINDER HEAD BLOWN OUT AND MELTING NR 4 CYLINDER HEAD INTAKE,  CAUSING MANIFOLD PRESSURE TO DROP AND FUEL AIR CHARGE TO IGNITE AND BLOW OUT THRU LOUVERS IN TOP OF COWL.

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