# SDR 20010323CW008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2001
- Submitted: March 23, 2001
- Operation: Air carrier
- Aircraft: [N516DT](https://openairdocs.org/aircraft/N516DT), registered now
- Make and model: Gulstm 500B
- Aircraft serial: 1574
- Engine: Lyc TIO540*
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Crankcase
- Condition: Leaking
- Location: Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010323CW008

## Discrepancy

NR 2 CYLINDER BASE DEVELOPED OIL LEAK AND ENGINE WAS SHUT DOWN.  ONE CYLINDER BASE STUD WAS BROKEN AND 5 OTHERS, THE NUTS BACKED OFF DUE TOTHE STUDS LOOSENING IN THE CASE.  THE STUDES WOULD NOT TIGHTEN INTO CASE DUE TO WHAT SEEMS SOFT CRANKCASE MATERIAL.

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