SA02115ATEngine and powerplant
Modification of engine exhaust system for improved engine performance by installation of a Laminar Flow System extractor exhaust system.
FAA holder: Power Flow Systems Inc.
Aircraft STC directory
Cessna Aircraft 177A STCs
The Jun 30, 2026 FAA DRS snapshot contains 22 selected supplemental type certificates with status Current whose public applicability data names the Cessna Aircraft 177A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
22
listed Current at snapshot
17
holder directories
7
modification categories
May 20, 2025
latest recorded revision
Modification demand surface
Other aircraft modifications7
Engine and powerplant4
Avionics4
Fuel systems2
Landing gear and brakes2
Cabin and interiors2
Aircraft structures1
Recorded holders
Power Flow Systems Inc.2Maple Leaf Aviation Ltd2S-TEC Corporation2Genesys Aerosystems Inc.1Saf-Air Products Inc.1Airglas Inc.1Aerotech Components Inc1BAS Inc1Lord Corporation1Aero Safe Corporation1Hartwig Aircraft Fuel Cell Repair1PS Engineering Incorporated1Chelton Aviation Corporation1Rosen Sunvisor Systems LLC1Trevor Burward-Hoy1Horizon Instruments Inc1Micro AeroDynamics Inc1
Recently revised 177A STCs
Showing the 22 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA02203AK (PAGE 2)Avionics
Installation of FlightLogic Synthetic Vision Electronic Flight Information System (EFIS-SV).
FAA holder: Genesys Aerosystems Inc.
SA1400SOFuel systems
Remove drain plug, Cessna Part Number MS20913-10 or MS20913-ID, from the fuel selector valve, and replace with CAV-110D (MT-1077) or CAV-110H-4D (CM-1077) (See page 3 for model serial numbers.).
FAA holder: Saf-Air Products Inc.
SA00908NYOther aircraft modifications
Installation of Fiberglass stabilator tips.
FAA holder: Maple Leaf Aviation Ltd
SA02069AKLanding gear and brakes
Fabrication and Installation of the Airglas Inc Landes PA32-206LA Nose Fork equipped with up to a 8.50 x 6 tire.
FAA holder: Airglas Inc.
SA475CHOther aircraft modifications
Installation of Inline Air Filter Kit, P/N CV1J4-C.
FAA holder: Aerotech Components Inc
SA2067NMOther aircraft modifications
Installation of BAS, Inc. TSO Shoulder Harness and BAS Inc. Harness System.
FAA holder: BAS Inc
SA02867NYLanding gear and brakes
Installation of the Lord Corporation Nose Wheel Shimmy Damper Part Number SE-1088-1 in accordance with Lord Corporation Installation Drawing List Document No. SE-1088-IDL, Revision IR, dated 4/22/2008 or later FAA approved revisions.
FAA holder: Lord Corporation
SA5701SWAvionics
Installation of electrically driven vacuum pump as a standby auxiliary pump to the existing instrument.
FAA holder: Aero Safe Corporation
SA2457CEFuel systems
Installation of fuel inlets and caps. (177B S/N 17700001 THRU 17702752).
FAA holder: Hartwig Aircraft Fuel Cell Repair
SA02795ATCabin and interiors
Installation of a PXE7300SR, In-Flight Entertainment System.
FAA holder: PS Engineering Incorporated
SA10222SCAvionics
Installation of a Chelton Aviation Corp (CAC) AP-3C autopilot in accordance with Master Drawing List No. MS-005-12, Rev. F, dated February 3, 2004, or later FAA approved revision. FAA approved Airplane Flight Manual MS-005-14, Rev. I. R., dated February 5, 2004, or later FAA approved revision is required.
FAA holder: Chelton Aviation Corporation
SA02674ATEngine and powerplant
Modification of engine exhaust system for improved engine performance by installation of Power Flow Systems, Inc. Tuned Exhaust System per Master Drawing List, PFS-13740-00, Revision, IR, dated: 06/05/03 or Master Drawing List, PFS-13741-00, Revision, IR, dated: 11/26/03 and Installation Instructions Report, PFS-13750-00, Revision A, dated: 08/30/02 or Installation Instructions contained in Report PFS-13751-00, Revision, IR, dated: 11/26/03 or later FAA approved revision.
FAA holder: Power Flow Systems Inc
SA4964NMOther aircraft modifications
Installation of a NSA sunvisor system for the pilot and copilot.
FAA holder: Rosen Sunvisor Systems LLC
SA01386NYEngine and powerplant
Installation of Fibre Glass Reinforced Plastic Nacelle Fairing, Trade Name 'Exhaust Fairing".
FAA holder: Maple Leaf Aviation Ltd
SA6023NMEngine and powerplant
Installation of an electronic digital engine tachometer, Model P-1000.
FAA holder: Horizon Instruments Inc
SA01033SEOther aircraft modifications
Installation of vortex generators on wings and tail surfaces in accordance with Drawing Package MA2162, Revision IR, dated November 1, 2001, and Installation Manual MA2163, Revision IR, dated December 3, 2001, or later FAA approved revisions. If more than five vortex generators are damaged or missing, the aircraft is not airworthy.
FAA holder: Micro AeroDynamics Inc
SA09125AC-DOther aircraft modifications
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-608,.
FAA holder: S-TEC Corporation
SA09433AC-DOther aircraft modifications
Installation of S-TEC System 40X/50X Single and Two Axis Automatic Flight Guidance Systems, Model ST-783-40X/50X.
FAA holder: S-TEC Corporation