# SDR 99ZZZX272 9

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N39801
- Make and model: Piper PA-28-140
- Registry model: [Piper PA-28-140](https://openairdocs.org/model/piper-pa-28-140) (OpenAirDocs)
- Aircraft serial: 2823867
- Engine: Lyc O320E2C
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Tappet
- Condition: Broken
- Location: Engine
- Part time: 2,135 hours
- Stage of operation: CR
- Nature of condition: R
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX272%209

## Discrepancy

THE ENGINE WAS REMOVED FROM THE AIRCRAFT COMPLETELY DISASSEMBLED FOR OVERHAUL.  THE NR 3 CYLINDER INTAKE TAPPET WAS FOUND BROKEN AT THE CAM LOBE IN 3 PIECES.  THE NR 4 PISTON SKIRT HAD A LARGE PIECE BROKEN FROM THE BOTTOM OF THE SKIRT.  ALL PIECES WERE FOUND IN THE SUMP.  ALL OTHER INTERNAL CONDITIONS WERE NORMAL.  TOTAL ENGINE TIME SINCE RE-MFG:  2,135 HRS.

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