Aircraft STC directory

American Champion Aircraft Corp 11AC STCs

The Jun 30, 2026 FAA DRS snapshot contains 50 selected supplemental type certificates with status Current whose public applicability data names the American Champion Aircraft Corp 11AC. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

50

listed Current at snapshot

27

holder directories

6

modification categories

Jun 9, 2026

latest recorded revision

Modification demand surface

Other aircraft modifications26

Aircraft structures8

Landing gear and brakes6

Engine and powerplant4

Fuel systems3

Avionics3

Recorded holders

Recently revised 11AC STCs

Showing the 50 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA00079NYEngine and powerplantRevised Jun 9, 2026

Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less.

FAA holder: Airwolf Filter Corporation

SA00081NYOther aircraft modificationsRevised May 27, 2025

Installation of Iceman Aviation Supplies, Inc. Carburetor Ice Detector.

FAA holder: Alcor LLC

SA345CEAircraft structuresRevised Jan 4, 2025

Remove right door. Install following placard in front of and in clear view of pilot.

FAA holder: Stephen D. Woodin

SA03898NYOther aircraft modificationsRevised Aug 19, 2024

Installation and maintenance of ORATEX covering and coating material.

FAA holder: Aircraft Design & Certification Ltd

SA02987CHOther aircraft modificationsRevised Dec 28, 2022

Installation of the Electroair Electronic Ignition System.

FAA holder: Electroair Acquisition Corporation

SA01233SELanding gear and brakesRevised Dec 14, 2022

Fabrication and installation of Alaskan Bushwheel LLC tail wheel and fork assembly.

FAA holder: ABI, LLC

SA01015SEOther aircraft modificationsRevised Oct 25, 2021

Installation of eligible Alaska Bushwheel, Inc. wheels and TSO-C62d tires.

FAA holder: ABI LLC

SA02553AKLanding gear and brakesRevised Sep 16, 2021

Fabrication and installation of a Tail Wheel Anti-Shimmy Dampener.

FAA holder: Keller Engineering Group LLC

ST02291AK-ALanding gear and brakesRevised Sep 16, 2021

Fabrication and installation of a Tail Wheel Anti-Shimmy Dampener.

FAA holder: Keller Engineering Group LLC

SA4503NM (PAGE 2)Other aircraft modificationsRevised Sep 13, 2021

Remove original cloth covering and install Ceconite covering.

FAA holder: Ceconite Division of Poly-Fiber Inc.

SA04301CHAircraft structuresRevised Feb 24, 2020

Attachment of fabric covering and wing leading edge.

FAA holder: C William Pancake Jr

SA2710WEOther aircraft modificationsRevised Jan 2, 2020

Installation of carburetor heat box bearings.

FAA holder: Del-Air

SA02529AKLanding gear and brakesRevised Dec 16, 2019

Installation of the GSD Landing Gear System, Aeronca/American Champion 7 & 11 series\nairplanes.

FAA holder: Mr. Ernie Broten

SA04032CHOther aircraft modificationsRevised Jul 11, 2019

Install rocker switch assemblies.

FAA holder: Electroair Acquisition Corporation

SA00344BO PAGE 1Other aircraft modificationsRevised Jun 19, 2019

Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.

FAA holder: Whelen Aerospace Technologies

SA02503AK (PAGE 2)Other aircraft modificationsRevised Jul 12, 2018

Installation of AMSAFE State of the Art Restraint System (SOARS) inflatable restraints.

FAA holder: AMSAFE Inc.

SA04202ATEngine and powerplantRevised Dec 7, 2017

Replacement of either a 65 horsepower Continental A65-8 or A65-8F engine with a 85 horsepower Continental C85-12F or a C85-12 which have provisions for an electrical starter.

FAA holder: C William Pancake Jr

SA02212AK (PG 1)Other aircraft modificationsRevised Oct 30, 2017

Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems.

FAA holder: Seaplanes North LLC

SA3829NMAircraft structuresRevised Apr 17, 2017

Installation and Manufacturing of Aluminum Wing Spars.

FAA holder: MILMAN Engineering Inc

SA10077SCOther aircraft modificationsRevised Dec 13, 2016

Installation of push-button starter system.

FAA holder: Hartzell Engine Technologies, LLC

SA4773NMOther aircraft modificationsRevised Feb 5, 2016

Installation of replacement metal leading edge.

FAA holder: MILMAN Engineering Inc

SA02566CHLanding gear and brakesRevised Dec 5, 2015

Installation of the Custom Fiberglass Molding, Inc. (CFMI) Model 1500, 2250-001, or 2250-002 Aircraft Main Landing Gear Skis.

FAA holder: Silveraire LLC

SA00478CHOther aircraft modificationsRevised Jun 4, 2015

Installation of Cooper Superflite 102 Fabric.

FAA holder: Aviation Products Systems Inc.

SA4305WELanding gear and brakesRevised Jan 14, 2015

Installation of GAR-AERO wheel adapters and tundra type tires on the main landing gear.

FAA holder: Seaplanes North LLC

SA02283SE PAGE 1Engine and powerplantRevised Jun 30, 2014

Installation of Electronics International Inc. Glass Panel Engine Monitor (with In Flight Data) CGR-30P.

FAA holder: Electronics International Inc.

SA02428AKOther aircraft modificationsRevised May 2, 2014

Installation of a hydraulically actuated ski drag assembly.

FAA holder: Northern Airframes LLC

SA02295SEAircraft structuresRevised Apr 25, 2014

Installation of an alternate method of fastening aluminum wing ribs to wood spars.

FAA holder: Rainbow Flying Service LLC

SA01765SEOther aircraft modificationsRevised Mar 13, 2014

Installation of Alaskan Bushwheel TSO-C26d wheels, Part Number (P/N) ABI-1010.

FAA holder: ABI, LLC

SA01026SE (PAGE 1)Fuel systemsRevised Dec 19, 2012

Improved fuel gascolator assembly.

FAA holder: Steve's Aircraft

SA217ALOther aircraft modificationsRevised Aug 18, 2012

Installation of Airglas Engineering Co. Inc. Model L-1650A or L-2000A skis.

FAA holder: Airglas Inc.

SA535ALFuel systemsRevised Jan 26, 2012

Fabrication and installation of Stoddard Aero Service wing auxiliary fuel tanks per Stoddard Aero Service Drawing List No. 89, dated February 7, 1975, or later Federal Aviation Administration approved revision.

FAA holder: Cub Crafters Inc

SA02370AKFuel systemsRevised May 13, 2010

Option (1) Installation of a replacement main tank fuel valve.

FAA holder: Burl's Aircraft LLC

SA02110CH (PAGE 1)Other aircraft modificationsRevised Jan 11, 2010

Installation of a Time Trac Data Recorder.

FAA holder: P2 Incorporated

SA2693NM (PAGE 1)Other aircraft modificationsRevised Dec 10, 2009

Installation of Electronics International digital volt/amp gauges and accessories.

FAA holder: Electronics International Inc.

SA57RMOther aircraft modificationsRevised Jul 8, 2009

Installation of Lycoming O-235-C1, -C1A, -C1B, -C1C, -C2A, -C2B, -C2C, -H2C, -K2A, -K2B, -L2A, or L2C series engines.

FAA holder: Coleman T. Wagner

SA01988SE (PAGE 1)Engine and powerplantRevised Apr 17, 2009

Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) MVP-50P.

FAA holder: Electronics International Inc.

SA3358NMAircraft structuresRevised Dec 5, 2008

Production of aircraft wing ribs as specified in W. N. Kutner's 'Report #1 STC Request for Wing Ribs.'.

FAA holder: Coleman T. Wagner

SA00823SEAircraft structuresRevised Aug 8, 2006

Fabrication and Installation of Rainbow Flying Service front and rear wing spars and modified wing ribs.

FAA holder: Rainbow Flying Service

SA241CHOther aircraft modificationsRevised Apr 10, 2006

Install Ceconite 101 fabric.

FAA holder: Aviation Products Systems Inc.

SA73CHAircraft structuresRevised Apr 22, 2005

Installation of Wing Strut Fittings, P/N SAR 2-893 or SAR 2-893-1, and stiffeners, P/N 2-5009, in accordance with Safe Air Repair Installation Instructions SAR 2-5007, no revisions, dated April 30, 1993, or later FAA approved revisions.

FAA holder: Aero Fabricators Co

SA00232SEOther aircraft modificationsRevised Apr 12, 2005

Installation of vortex generators on the wings and tail surfaces.

FAA holder: Micro AeroDynamics Inc

SA01158WIAvionicsRevised Mar 29, 2005

Installation of Aero Enhancements UV250-1 Supplemental Instrument Panel Lightning System.

FAA holder: Aero Enhancements Inc.

SA2683NMOther aircraft modificationsRevised Mar 10, 2005

Installation of Precise Flight, Inc. stand-by vacuum system (SVS).

FAA holder: Precise Flight Inc

SA01157LAAvionicsRevised Jan 20, 2005

Installation of Electronics International Model FP-5 or FP-5L fuel flow/fuel pressure instrument as a replacement instrument.

FAA holder: Electronics International Inc.

SA733GLOther aircraft modificationsRevised Mar 5, 2004

Superseded by STC SA01944CH. Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index.

FAA holder: EAA Aviation Foundation

SA1008WEOther aircraft modificationsRevised May 27, 2003

Installation of Poly-Fiber covering material.

FAA holder: Poly-Fiber Inc.

SA1057GLOther aircraft modificationsRevised Jun 14, 2002

Surrendered and incorporated into STC SA00478CH.

FAA holder: Cooper Aviation Supply Company, Inc.

SA00279LAAvionicsRevised Mar 19, 2001

Installation of Ameri-King AK-950 Global Positioning System Navigation Switching/Annunciator Panel and Associated Equipment.

FAA holder: Ameri-King Corporation

SA00527SEAircraft structuresRevised Feb 26, 2001

Installation of Inspection Covers over the wing front spar.

FAA holder: Ronald S. Piercy dba Rainbow Flying Service

SA2687NM (PAGE 1)Other aircraft modificationsRevised Oct 25, 2000

Installation of Truboplus/ Electronics Int'l gauges and switches.

FAA holder: Aero Manufacturing Inc.