# SDR CA981207001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Beech 95-C55
- Registry model: [Beech 95-C55](https://openairdocs.org/model/beech-95-c55) (OpenAirDocs)
- Engine: Cont IO520C
- Propeller: Mcauly 3AF32C75
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Crankcase
- Part number: 642088
- Condition: Cracked
- Location: Engine
- Stage of operation: IN
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA981207001

## Discrepancy

(CAN) ENGINE LEAKING OIL.  INSPECTION FOUND TWO THROUGH BOLTS BROKEN.  THIS CAUSED NR 4 CYLINDER TO BECOME LOOSE.  THE LOOSE CYLINDER CREATED PULL ON THE CYLINDER HOLD-DOWN STUDS AND CRACKED THE CRANKCASE, WHERE THE STUD WAS PULLED.

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