# SDR 2022FA0000025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2021
- Submitted: January 14, 2022
- Operation: General aviation
- Aircraft: [N6010S](https://openairdocs.org/aircraft/N6010S), registered now
- Make and model: Beech 100BEECH
- Aircraft serial: P350
- Engine: Lyc TIO541E1C4
- System (JASC): [8500 · Engine (Reciprocating)](https://openairdocs.org/jasc/8500)
- Part: None
- Part number: 15B28037
- Part serial: NA
- Condition: None
- Location: Left Engine
- Part time: 2 hours
- Component: Engine
- Component part number: TIO541E1C4
- Stage of operation: CR
- How discovered: C
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2022FA0000025

## Discrepancy

LEFT ENGINE BECAME ROUGH IN CRUISE. AIRCRAFT LANDED UNEVENTFULLY. FOUND #2 CYLINDER HYDRAULIC LIFTER P/N: 15B28037 COLLAPSED. INTAKE VALVE STEM BROKEN. PISTON DAMAGED.

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