# SDR CA030924005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2003
- Submitted: October 15, 2003
- Operation: General aviation
- Make and model: Piper PA-31
- Registry model: [Piper PA-31](https://openairdocs.org/model/piper-pa-31) (OpenAirDocs)
- Engine: Lyc TIO540A2B
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Stud
- Part number: 381369679
- Condition: Broken
- Location: Nr 5 Cylinder
- Stage of operation: CR
- How discovered: O
- Nature of condition: D
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA030924005

## Discrepancy

(CAN) LT ENGINE CYLINDER NR 5 CYLINDER BASE STUDS SHEARED OFF IN CASE. STUDS APPEAR TO HAVE BEEN CRACKED INSIDE CASE AREA.  POSSIBLY FROM OVER TORQUEING.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.