# SDR 2012FA0000674

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 5, 2012
- Submitted: October 5, 2012
- Operation: General aviation
- Aircraft: [N584W](https://openairdocs.org/aircraft/N584W), registered now
- Make and model: Beech 58
- Registry model: [Beech 58](https://openairdocs.org/model/beech-58) (OpenAirDocs)
- Aircraft serial: TH1699
- Aircraft time: 2,550 hours
- Engine: Cont IO550C
- Engine time: 2,550 hours
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Gasket
- Part number: 655528
- Condition: Failed
- Location: Zone 400
- Part time: 171 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2012FA0000674

## Discrepancy

ACFT HAD A MAJOR OIL LEAK EMENATING FROM THE ROCKER BOX COVER GASKETS.  ON INSPECTION, FOUND 5 OUT OF 6 GASKETS HAD FAILED CAUSING LEAKAGE.  GASKETS SHRANK BETWEEN THE BOLTS LEAVING A GAP FOR OIL TO COME OUT.

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