# SDR 95ZZZX4489

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N6636Q
- Make and model: Scwzer G164A
- Aircraft serial: 1694
- Engine: Pwa R1340AN1
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 399356
- Condition: Failed
- Location: Nr 4
- Stage of operation: NR
- Nature of condition: E, R, K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX4489

## Discrepancy

CYLINDER HEAD HAD CRACKED ON THE EXHAUST ROCKER BOX ASSEMBLY AREA CAUSING ENGINE TO QUIT AND AIRCRAFT CRASHED.

---
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.