# STC SA02408AK

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Whelen Aerospace Technologies, United States
- Description: Installation of the LoPresti Speed Mods Cowlabunga Cowling System for Cessna 177RG aircraft
- Applied: August 8, 2012
- Status date: January 24, 2023
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Data sheets: [TCDS A20CE](https://openairdocs.org/tcds/A20CE)
- Certificate PDF: https://openairdocs.org/files/sha256/36/07/36077fceb7af55799d204a27afe77bee48735fbc439c97d6945fd45dd2423b46
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197465383420230203211351.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA02408AK

## ADs that name it (0)

None.

## Approved models (1)

- Textron Aviation Inc. 177RG ([TCDS A20CE](https://openairdocs.org/tcds/A20CE))

## 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.

SA02408AK Whelen Aerospace Technologies 51 Winthrop Road Chester, CT 06412 Part 23 Federal Aviation Regulations A20CE Cessna 177RG Installation of the LoPresti Speed Mods Cowlabunga Cowling System for Cessna 177RG aircraft in accordance with LoPresti Speed Merchants Master Drawing List, Report No. 53, Revision A, dated March 4, 2013 or later FAA approved revision.

1) The installer must determine whether this design change is compatible with previously approved modifications.

(See continuation sheet 3 of 3) August 8, 2012 April 2, 2013; January 24, 2023 March 28, 2013 (for) Robert P. Capezzuto Acting Manager, Atlanta ACO Branch 3

SA02408AK 3

SA02408AK Date Reissued: January 24, 2023

Limitations & Conditions (Continued):

2) 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.

3) For Instructions for Continued Airworthiness (ICA), refer to One Sky Aviation (OSA) ICA, Doc. No. C177ICA, Rev. IR, dated October 10, 2012, or later FAA accepted revision.

4) FAA Approved Airplane Flight Manual Supplement (AFMS), OSA Report No. 14, Rev. IR, dated October 16, 2012, or later FAA approved revision is a required part of this STC.

--------------------END-------------------- 3 3

## Every issue (2)

- January 24, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/36/07/36077fceb7af55799d204a27afe77bee48735fbc439c97d6945fd45dd2423b46)
- April 2, 2013: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/92/0d/920d206bcce2b7a22629148461e48d92e3c3c045316120bc1778a6b6961baba9)

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