# STC SA3351NM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: American Aviation Inc, United States
- Description: Installation of American Aviation Intercooled engines as modified by STC SE3350NM (Avco Lycoming TIO-541-E1A4 & -E1C4 model engines. (A60, B60 DUKE)
- Status date: November 1, 1998
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A12CE](https://openairdocs.org/tcds/A12CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/56875784C36FD50585256CC2000A972E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3351NM

## ADs that name it (0)

None.

## Approved models (3)

- Raytheon Aircraft Company 60 ([TCDS A12CE](https://openairdocs.org/tcds/A12CE))
- Raytheon Aircraft Company A60 ([TCDS A12CE](https://openairdocs.org/tcds/A12CE))
- Raytheon Aircraft Company B60 ([TCDS A12CE](https://openairdocs.org/tcds/A12CE))

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