# STC SE01840SE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Merlyn Products Inc., United States
- Description: Install low compression ratio pistons and a turbo charger system
- Applied: August 8, 2007
- Status date: May 12, 2008
- Product: Engine
- Certification basis: Part 13, Part 21
- Data sheets: [TCDS E3SO](https://openairdocs.org/tcds/E3SO)
- Certificate PDF: https://openairdocs.org/files/sha256/f3/9d/f39d5905d921966c5873873a180a612a90a24df7a71eaa1d0d27283b8509ab79
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F0242F96D3BC456986257449007761E8.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE01840SE

## ADs that name it (0)

None.

## Approved models (1)

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

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Number SE01840SE

This certificate, issued to Merlyn Products Inc.

7500 West Park Drive Spokane, WA 99224

Part 13 of the Civil Air Regulations.

Original Product⎯Type Certificate Number: E3SO Make: Teledyne Continental Motors Model: IO-550-E

Description of the Type Design Change: : Install low compression ratio pistons and a turbo charger system on the above model engine per Merlyn Products Inc. Modification Instructions MPI Report 37-35-11, Revision A, dated February 19, 2008, or later FAA-approved revision.

Limitations and Conditions: Approval of this change in type design applies to the above model engine only. This approval should not be extended to engines of this model on which other previously approved modifications are incorporate unless it is determined that the relationships between this change and any of those other previously approved modifications including changes in type design, will introduce no adverse effect upon the airworthiness of that engine. This engine must be maintained in accordance with Section 9 of Merlyn Products Document 37-35-11, Rev A, dated February 19, 2008, or later FAA-approved revision to this document. A copy of this certificate SE01840SE shall be maintained as part of the permanent records for the modified engine.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application: August 8, 2007 Date reissued:

Date of issuance: May 12, 2008 Date amended:

(Signature)

Acting Manager, Seattle Aircraft Certification Office (Title)

## Every issue (1)

- May 12, 2008: Issued, Current. [certificate](https://openairdocs.org/files/sha256/f3/9d/f39d5905d921966c5873873a180a612a90a24df7a71eaa1d0d27283b8509ab79)

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