# STC SA543SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Alcor LLC
- Description: Installation of Alcor turbocharger on aircraft modified to Continental IO-470-H engines.
- Status date: May 27, 2025
- Data sheets: A-782, A-782, A-782, A-782, A-782, A-782
- Certificate PDF: https://openairdocs.org/files/sha256/66/58/6658c735d297101040cd4ee47ee06c5665d0e2323eaa1e9560777b77b88c80ab
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114578333920250624181024.0001
- Page: https://openairdocs.org/stc/SA543SW

## ADs that name it

None.

## Approved models (6)

- Sierra Hotel Aero Inc. Navion A (Army L-17B and L-17C) (TCDS A-782)
- Sierra Hotel Aero Inc. Navion B (TCDS A-782)
- Sierra Hotel Aero Inc. Navion D (TCDS A-782)
- Sierra Hotel Aero Inc. Navion E (TCDS A-782)
- Sierra Hotel Aero Inc. Navion F (TCDS A-782)
- Sierra Hotel Aero Inc. Navion G (TCDS A-782)

## 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.

SA543SW Alcor LLC 300 Breesport St.

San Antonio, TX 78216 Part 3 the Federal Aviation Regulations A-782 Sierra Hotel Aero, Inc.

1. This approval applicable to Navion aircraft with Spec. Item 139 installed and certificated at 3150 lbs. gross weight.

(See Continuation Sheet 3 of 3) 07/01/1965 07/05/1994 09/30/2002 05/27/2025 08/06/1965 02/23/1967 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Installation of Alcor turbocharger on aircraft modified to Continental IO-470-H engines in accordance with Alcor Drawing List 17000 Revision G dated 7/28/66.

FAA 8110-2 ( 10/24) Page 2 of __

SA543SW 05/27/2025 3

SA543SW 05/27/2025 Limitations and Conditions (Continued):

2. FAA Approved Airplane Flight Manual Supplement dated 2/8/66 required or FAA Approved Airplane Flight Manual Supplement dated 2/28/66 for Navion Model G at 3315 lbs. gross weight required.

3. The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

-END- 3 3

## Every issue (2)

- May 27, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/66/58/6658c735d297101040cd4ee47ee06c5665d0e2323eaa1e9560777b77b88c80ab)
- September 30, 2002: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/f0/23/f0230cf5c96cfee51d6b73b916ea6ccaf03b9824a9f915c2d40c6f4a7ed940dc)

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