# SDR 97ZZZX2595

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N69232](https://openairdocs.org/aircraft/N69232), registered now
- Make and model: Cessna 152
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (OpenAirDocs)
- Aircraft serial: 15282575
- Engine: Lyc O235L2C
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Pushrod
- Part number: 73806
- Condition: Mushroomed
- Location: Nr 2 Exh Vlv
- Stage of operation: IN
- Nature of condition: E, R
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX2595

## Discrepancy

PILOT REPORTED ENGINE RUNS ROUGH.  CHECKED VALVE CLEARANCE AND FOUND NR 2 EXHAUST TO BE .083 INCH.  REMOVED NR 2 EXHAUST PUSHROD.  PUSHROD FOUND MUSHROOMED AND BALL END WAS LOOSE.  SUBMITTER SUGGESTS INSPECTING PUSHRODS FOR LOOSE BALL ENDS ANYTIME THE 100-HOUR VALVE TAPPET CLEARANCE INSPECTION DISCLOSES A LARGER THAN ACCEPTABLE VALUE OR WHEN LOW POWER IS NOTED.  REFERENCE LYCOMING SI 1388C AND SI 1068A.

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