# STC SE03705AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Vitatoe Aviation LLC, United States
- Description: Convert Continental Motors IO-550-D,-E,-F and -L engine to Vitatoe Aviation, LLC IO-550-D-CF,-E-CF,-F-CF or -L-CF engine in accordance with Master Parts List PL2007-07 Rev. D dated 05 Oct. 2018 or later FAA approved revision and Assembly Instructions PL2007-12 Rev. C dated 05 Oct. 2018 or later FAA approved revision.
- Applied: August 1, 2007
- Status date: May 4, 2021
- Product: Engine
- Certification basis: Part 21, Part 33
- Data sheets: [TCDS E3SO](https://openairdocs.org/tcds/E3SO)
- Certificate PDF: https://openairdocs.org/files/sha256/fb/a6/fba69be4ac45c3286e0a58a82c04c949f1d98ef2a4d4179007afa0e9d8ffa8db
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AE24B6FA754DFBE3862586D8007E3C19.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE03705AT

## ADs that name it (0)

None.

## Approved models (4)

- Continental Motors IO-550-C ([TCDS E3SO](https://openairdocs.org/tcds/E3SO))
- Continental Motors IO-550-D ([TCDS E3SO](https://openairdocs.org/tcds/E3SO))
- Continental Motors IO-550-E ([TCDS E3SO](https://openairdocs.org/tcds/E3SO))
- Continental Motors IO-550-L ([TCDS E3SO](https://openairdocs.org/tcds/E3SO))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (2)

- May 4, 2021: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fb/a6/fba69be4ac45c3286e0a58a82c04c949f1d98ef2a4d4179007afa0e9d8ffa8db)
- June 8, 2017: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/c4/a6/c4a6f3389014d4f1828e57beee46fedfcf8ba63e70f2619f0a23f59f8f75aa65)

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