# SDR 95ZZZX6163

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N6105V](https://openairdocs.org/aircraft/N6105V), registered now
- Make and model: Cessna 172RG
- Registry model: [Cessna 172RG](https://openairdocs.org/model/cessna-172rg) (OpenAirDocs)
- Aircraft serial: 172RG0580
- Engine: Lyc O360F1A6
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Condition: Cracked
- Location: Nr 4
- Stage of operation: NR
- Nature of condition: E, R
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX6163

## Discrepancy

ENGINE BECAME ROUGH DURING FLIGHT.  UPON LANDING AND INSPECTION, IT WAS DETERMINED THAT CYLINDER NR 4 WOULD NOT PASS CYLINDER LEAKAGE TEST.  AFTER FURTHER INSPECTION, CYLINDER WAS FOUND TO BE CRACKED ONE-HALF WAY AROUND CIRCUMFERENCE BETWEEN FINS AT JUNCTION OF HEAD-TO-BARREL.  CYLINDER WAS REPLACED AND ENGINE WAS RETURNED TO SERVICE.  CYLINDER WAS BORED .010 INCH.  ENGINE TT, 2,344.8 HRS.  ENG SMOH, 319.8 HRS.

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