# STC SE18WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Western Commander, Inc, United States
- Description: Installation of AiResearch T-1112 turbosupercharger.
- Status date: April 27, 1970
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E-275](https://openairdocs.org/tcds/E-275)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/084596807367323985256CC2005A7481.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE18WE

## ADs that name it (0)

None.

## Approved models (1)

- Textron Lycoming AVCO Corporation GO-480-F2D6 ([TCDS E-275](https://openairdocs.org/tcds/E-275))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.