# SDR 97ZZZX2607

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N148EL](https://openairdocs.org/aircraft/N148EL), registered now
- Make and model: Cessna 150M
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (OpenAirDocs)
- Aircraft serial: 15077412
- Engine: Cont O200A
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: SA10200A20P
- Condition: Failed
- Location: Barrel
- Part time: 1,024 hours
- Stage of operation: CR
- Nature of condition: E, Y, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX2607

## Discrepancy

ON A TRAINING FLIGHT, THE ENGINE STARTED RUNNING ROUGH.  INSTRUCTOR REQUESTED DIRECT RETURN.  WHITE SMOKE CAME FROM ENGINE, A LOUD BANG, FOLLOWED BY VERY ROUGH ENGINE AND PARTIAL POWER LOSS.  ENGINE STOPPED, SAFE LANDING, CYLINDER HEAD AND TOP ONE-THIRD OF BARREL SEPARATED FROM LOWER ONE-THIRD OF CYLINDER.  PISTON DESTROYED, PUSH ROD BENT,  SUBMITTER STATED CAUSE WAS DEFECTIVE CYLINDER BARREL, PREVENT BY USING NEW CONTINENTAL CYLINDERS.

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