# SDR 95ZZZX1695

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N3216E](https://openairdocs.org/aircraft/N3216E), registered now
- Make and model: Cessna 172N
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (OpenAirDocs)
- Aircraft serial: 17271471
- Engine: Lyc O360A4M
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Tappet
- Part number: 72877
- Condition: Failed
- Location: Valve
- Part time: 2,003 hours
- Stage of operation: CL
- Nature of condition: E, R
- Precautionary procedure: A, E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX1695

## Discrepancy

AFTER TAKEOFF, TURN OUT OF TRAFFIC, UNDER FULL POWER, RPM ROLLED BACK TO 1900.  SEVERE VIBRATION.  CONTINUED TURN TO DOWNWIND; BASE FOR EMERGENCY LANDING.  ENGINE SHUT DOWN.

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