# SDR 2003FA0001220

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2003
- Submitted: December 9, 2003
- Operation: General aviation
- Engine: Cont IO520F
- System (JASC): [8500 · Engine (Reciprocating)](https://openairdocs.org/jasc/8500)
- Part: Crankcase
- Part number: IO520F
- Part serial: 812318R
- Condition: Cracked
- Location: Engine
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003FA0001220

## Discrepancy

PHASE 3 CASE, 7TH STUD.  CRACKED IN MAIN BEARING SADDLE AREA BOTH CENTER SADDLES.  I OIL ANNULUS AREA.

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