This is what you call a honey hole! Dozens of articles, many of them specific to the Champ airframe and systems.

This article discusses the conversion of Champs and Chiefs from one model to another.
This article discusses the inspection and repair of fuel shutoff valves
This article discusses the repair of oleo struts on Champs and Chiefs. It includes information from John Baker's website plus additional information from Bill Pancake, David Rude, and others.
This article provides suggested guidance for the inspection and maintenance of oleos during annual and 100 hour inspections.
This article provides information related to Maule Tailwheel shimmy problems.
This article discusses a common problem of oil leaking from the airbox on small continental engines.
This article reviews in detail the installation of hydraulic toe brakes on an Aeronca Champ.
This article discusses methods for measuring and adjusting the limits of travel on elevators, trim tabs, rudders, and ailerons.
This article reviews the application of oil sumps on small Continental engines
This article reviews potential problems installing impulse mags on the right side of Continental C65-8 engines
This article provides photos and info related to the installation of the Hummer Starter on Aeronca aircraft.
This article provides photos and info related to a stapler used for applying baffle seals on Champs and Chiefs at the Aeronca factory.
This article discusses the inspection and maintenance of tail wheel landing gear on Champs and Chiefs.
This article discusses 10 items that a new owner of a Champ or Chief should consider obtaining.
This article provides details on how I fabricated a borescope using an inexpensive usb borescipe connected to a laptop PC.
This is a collection of information and photographs that the author assembled during the restoration of Champ N3129E.
This article reviews the installation of a BPE-14 wind powered alternator
This article discusses a tool that Bill Pancake designed to install and remove the restriction orfice elbow that supplies the oil pressure gauge.
Field Approvals and 337's for N3129E
This Field Approval covers the installation of an aircraft sealed battery system to power the starter, com radio, and misc other elec devices.
This Field Approval covers the installation of a customized instrument panel with additional instruments.
This Field Approval covers the installation of rails for adjusting the front seat forward or aft in 1/2" increments up to 2" total travel.
This Field Approval covers the relocation of the electrical system sealed battery from the firewall to behind the rear seat.
This Field Approval covers the installation of an Air Wolf Air/Oil separator with a custom external sludge collection bottle
This Field Approval covers the installation of a JPI FS 450 fuel flow analyzer system.
This Field Approval covers the installation of a customized engine cowling with hinge joint and lengthened to fit the C90 mount.
This Field Approval covers the re-installation of the existing ELT that was removed from the aircraft prior to restoration.
This Field Approval covers the installation of Cessna mufflers rather than the specified Hanlon Wilson.
This Field Approval covers the use of a C90 engine mount which is 2" longer than the standard A65/C85 mount.
This Field Approval covers the installation of a modified airbox on the Marvel Schlibler carb.
This Field Approval covers the installation of a JPI 830 engine analyzer and the removal of the JPI 450 fuel flow analyzer.
This Field Approval covers the reinstallation of a fiberglass nosebowl.
This Field Approval covers the installation of Cleveland hydraulic toe brakes with custom mounting brackets.
This Field Approval covers the installation of a cover over the elevator cable under the rear seat
This Field Approval covers the installation of a small metal shelf behind the rear seat.
This 337 covers the EAA autogas powerplant STC. Note that the application of the EAA autogas STC requires both a powerplant and airframe 337.
This 337 covers the installation of a Kit 192 26 gallon fuel system consisting of two 13 gallon wing tanks.
This 337 covers the eCI STC for use of valve rotaters on the eCI cylincers. There is a 337 issued for each of the four cylinders.
This 337 covers the eAA autogas airframe STC. Note that the application of the EAA autogas STC requires both a powerplant and airframe 337
This 337 covers the application of an STC that permits the removal of the aircraft door.
This 337 covers the installation of Hooker Harness seat belts and shoulder harness for both the front and rear seat.
This 337 covers the application of the Lasher STC for the installation of a C 85-12 engine
This 337 covers the application of the Aircraft Speciality STC for installing a O-200 crank, pistons, rods, and cylinders on a C 85 engine.
This 337 covers the application of a spin on oil filter on a Continental C 85-12 engine.
This 337 covers the repair, recovering, and painting of the aircraft airframe, wings, and tail feathers.
This 337 covers the installation of a Sky-Tec electric starter on the continental C 85-12 engine.
This 337 covers the installation of Micro Vortex generators on the wings and elevator.
This 337 covers the installation of new Cleveland Wheels and hydraulic brakes.
This 337 covers the installation of the BPE-14 alternator
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JOHN PROPST
johnpropst.yolasite.com
This article discusses the conversion of Champs and Chiefs from one model to another.
![]() | Aeronca Aircraft Conversions rev11 june 2020.pdf Size : 194.083 Kb Type : pdf |
![]() | fuel shutoff valves overhaul rev7.pdf Size : 1191.494 Kb Type : pdf |
![]() | Aeronca Oleo Strut rev 10.pdf Size : 2740.03 Kb Type : pdf |
![]() | Guidance for the Care of Aeronca Oleos rev 0.pdf Size : 308.992 Kb Type : pdf |
![]() | Aeronca Maule Tailwheel Shimmy rev f.pdf Size : 236.496 Kb Type : pdf |
This article discusses a common problem of oil leaking from the airbox on small continental engines.
![]() | Oil out the Airbox revb.pdf Size : 54.146 Kb Type : pdf |
![]() | Aeronca Champ Hydraulic Toe Brake Conversion h.pdf Size : 794.236 Kb Type : pdf |
![]() | tail feather limits rev draft 7.pdf Size : 539.255 Kb Type : pdf |
![]() | Aeronca Oil Sumps rev8.pdf Size : 307.671 Kb Type : pdf |
![]() | Impulse mags and the dash 8 engine rev3.pdf Size : 1138.315 Kb Type : pdf |
![]() | Aeronca and the Hummer Starter rev 2.pdf Size : 1588.584 Kb Type : pdf |
![]() | Aeronca Baffle Seal Stapler rev1.pdf Size : 158.392 Kb Type : pdf |
![]() | Champ_and_Chief_Tail_Wheel_Landing_Gear_rev9.pdf Size : 440.306 Kb Type : pdf |
![]() | Stuff You Should Have rev 6.pdf Size : 75.495 Kb Type : pdf |
![]() | How to Make a Pretty Good Borescope for less than rev 3.pdf Size : 310.039 Kb Type : pdf |
![]() | Judging info book for N3129E compress.pdf Size : 3617.292 Kb Type : pdf |
![]() | Installation of BPE Alternator rev10.pdf Size : 1101.663 Kb Type : pdf |
Field Approvals and 337's for N3129E
This Field Approval covers the installation of an aircraft sealed battery system to power the starter, com radio, and misc other elec devices.
![]() | 337FA sealed battery.pdf Size : 1851.687 Kb Type : pdf |
![]() | 337FA Inst panel.pdf Size : 1771.907 Kb Type : pdf |
![]() | 337FA adj seat rail.pdf Size : 4124.812 Kb Type : pdf |
![]() | 337FA relocate battery.pdf Size : 4549.817 Kb Type : pdf |
![]() | 337FA air wolf.pdf Size : 1449.114 Kb Type : pdf |
![]() | 337FA JPI450fs.pdf Size : 1782.539 Kb Type : pdf |
![]() | 337FA cowling.pdf Size : 1737.479 Kb Type : pdf |
![]() | 337FA reinstall elt.pdf Size : 1337.15 Kb Type : pdf |
![]() | 337FA Cessna muffler.pdf Size : 3053.011 Kb Type : pdf |
![]() | 337FA C90 mount.pdf Size : 1522.76 Kb Type : pdf |
![]() | 337FA ms airbox.pdf Size : 1386.232 Kb Type : pdf |
![]() | 337FA JPI830.pdf Size : 1792.194 Kb Type : pdf |
![]() | 337FA FG nosebowl.pdf Size : 1497.069 Kb Type : pdf |
![]() | 337FA Clev hyd toe brake.pdf Size : 1560.995 Kb Type : pdf |
![]() | 337FA cable cover.pdf Size : 2111.783 Kb Type : pdf |
![]() | 337FA shelf.pdf Size : 1641.803 Kb Type : pdf |
This 337 covers the EAA autogas powerplant STC. Note that the application of the EAA autogas STC requires both a powerplant and airframe 337.
![]() | 337 autogas powerplant.pdf Size : 1139.933 Kb Type : pdf |
![]() | 337 26 gal fuel.pdf Size : 1118.193 Kb Type : pdf |
![]() | 337 eCI valve rotator.pdf Size : 1489.883 Kb Type : pdf |
![]() | 337 autogas airframe.pdf Size : 1736.938 Kb Type : pdf |
![]() | 337 door off champ.pdf Size : 2636.757 Kb Type : pdf |
![]() | 337 Hooker harness.pdf Size : 1056.406 Kb Type : pdf |
![]() | 337 lasher c85-12.pdf Size : 1334.894 Kb Type : pdf |
![]() | 337 O200 upgrade STC.pdf Size : 1343.06 Kb Type : pdf |
![]() | 337 oil filter.pdf Size : 1316.945 Kb Type : pdf |
![]() | 337 repair and recover.pdf Size : 1913.501 Kb Type : pdf |
![]() | 337 SkyTec Starter.pdf Size : 1221.099 Kb Type : pdf |
![]() | 337 vortex gen.pdf Size : 1431.834 Kb Type : pdf |
![]() | 337 wheels & hyd brakes.pdf Size : 1150.712 Kb Type : pdf |
![]() | bpe 14 faa 337.pdf Size : 1416.889 Kb Type : pdf |
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