Aircraft STC directory

Teledyne Continental Motors W670-6A STCs

The Jun 30, 2026 FAA DRS snapshot contains 5 selected supplemental type certificates with status Current whose public applicability data names the Teledyne Continental Motors W670-6A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

listed Current at snapshot

holder directories

modification categories

Apr 6, 2006

latest recorded revision

Modification demand surface

Engine and powerplant3 Other aircraft modifications2

Recorded holders

Air Repair Inc2 Barron Aviation1 Gold Coast Aviation Service Inc1

Recently revised W670-6A STCs

Showing the 5 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SE01144SEOther aircraft modificationsRevised Apr 6, 2006

Installation of Olde Thyme Aviation, Inc. pistons, P/N OTA-4032-T6 or Air Repair, Inc. pistons, P/Ns AR4177 (5 each) and AR4177-1 (2 each), to replace Teledyne Continental Motors pistons P/N 4177.

FAA holder: Air Repair Inc

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SE01243WIOther aircraft modificationsRevised Jul 13, 2004

Installation of Barron Aviation intake tube drain kits on the engines listed on the attached FAA Approved Model List (AML) No. SE01243WI, dated April 26, 2004, or later FAA Approved revision.

FAA holder: Barron Aviation

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SE01145SEEngine and powerplantRevised Oct 14, 2003

Option 1) Installation of Olde Thyme Aviation Inc. crankshaft bearings OTA-21201-AB (rear) and OTA-21301-FB (front) Option 2) Installation of Olde Thyme Aviation Inc. replacement intake valve guides P/N OTA-20241-IG Option 3) Installation of Olde Thyme Aviation Inc. replacement exhaust valve guides P/N OTA-20406-EG.

FAA holder: Air Repair Inc

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SE01146SEEngine and powerplantRevised Dec 17, 2002

Option 1) Installation of Gold Coast Aviation crankshaft bearings GCA-21201-AB (rear) and GCA-21301-FB (front) Option 2) Installation of Gold Coast Aviation replacement intake valve guides P/N GCA-20241-IG Option 3) Installation of Gold Coast Aviation replacement exhaust valve guides P/N GCA-20406-EG.

FAA holder: Gold Coast Aviation Service Inc

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SE00946LAEngine and powerplantRevised Apr 20, 2000

Installation of engine crankshaft front and rear bearings.

FAA holder: Holloway Engineering Co

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