# STC SE3631SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: RAM Aircraft Limited Partnership, United States
- Description: Cylinder modification.
- Status date: October 8, 2001
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E8CE](https://openairdocs.org/tcds/E8CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5DAE326327B614BF85256CC2005A7534.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE3631SW

## ADs that name it (0)

None.

## Approved models (1)

- Teledyne Continental Motors TSIO-520 Series ([TCDS E8CE](https://openairdocs.org/tcds/E8CE))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.