FAA-listed STC holder

Western Skyways, Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 3 selected supplemental type certificates with status Current under Western Skyways, Inc.. The records span 16 public aircraft directories and 2 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Mar 20, 2017

latest recorded revision

Modification mix

Engine and powerplant2 Other aircraft modifications1

Aircraft represented

Beechcraft 35-C33A58 STCs Cessna Aircraft 402B54 STCs Cessna Aircraft 401A52 STCs Cessna Aircraft 401B47 STCs Beechcraft 3645 STCs Beechcraft A3645 STCs Cessna Aircraft 402A45 STCs Beechcraft V35B44 STCs Beechcraft V3542 STCs Beechcraft V35A42 STCs Beechcraft S3541 STCs Beechcraft F33A35 STCs Beechcraft E33A23 STCs Continental Motors IO-520-BA9 STCs Continental Motors IO-520-B7 STCs Continental Motors IO-520-BB6 STCs

Recently revised records

Showing the 3 most recently revised records. Category directories provide the complete paginated discovery path.

3 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

Western Skyways, Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SE8677SW Installation of Garrett/Airesearch Model TE0659 turbocharger. Engine and powerplant View record	Continental Motors IO-520-BTC E5CE Continental Motors IO-520-BATC E5CE Continental Motors IO-520-BBTC E5CE Continental Motors IO-550-BTC E3SO	Current at cited snapshot Revised Mar 20, 2017 Application: Apr 30, 1992	FAA holder: Western Skyways, Inc. FAA authority record
SA8676SW Installation of STC SE8677SW modified turbonormalized Continental IO-520-B, IO-520-BA, IO-520-BB, or IO-550-B engine. Engine and powerplant View record	Beechcraft 35-C33ATC 3A15 Beechcraft 36TC 3A15 Beechcraft A36TC 3A15 Beechcraft E33ATC 3A15 Beechcraft F33ATC 3A15 Beechcraft S35TC 3A15 Beechcraft V35TC 3A15 Beechcraft V35ATC 3A15 Beechcraft V35BTC 3A15	Current at cited snapshot Revised Mar 15, 2017 Application: Apr 30, 1992	FAA holder: Western Skyways, Inc. FAA authority record
SA09007SC Installation of Teledyne Continental TSIO-520-VB engines in place of existing Teledyne Continental TSIO-520-EB engines. Other aircraft modifications View record	Cessna Aircraft 401BTC A7CE Cessna Aircraft 402BTC A7CE Cessna Aircraft 402ATC A7CE Cessna Aircraft 401ATC A7CE	Current at cited snapshot Revised Sep 15, 2008 Application: May 26, 1994	FAA holder: Western Skyways Inc. FAA authority record

Modification mix

Aircraft represented

Recently revised records

Installation of Garrett/Airesearch Model TE0659 turbocharger.

Installation of STC SE8677SW modified turbonormalized Continental IO-520-B, IO-520-BA, IO-520-BB, or IO-550-B engine.

Installation of Teledyne Continental TSIO-520-VB engines in place of existing Teledyne Continental TSIO-520-EB engines.