Online community for active builders and pilots of Zenith Aircraft kits (Chris Heintz / Zenair light airplane designs).


Flying Adventures!

Super-bright LED lights for your Zenith:

These Zenair-branded 3-way wingtip-mounted LED lights from AeroLED are the brightest and highest quality LED lights available on the market today. Available at a great price exclusively for Zenith builders and owners.


Welcome Zenith Aircraft Builders and Flyers!

Welcome to the Zenith and Zenair builders and flyers online community. Zenith.Aero is for and about Zenith aircraft builders and flyers. We invite you to explore and to share your own information... See for the official Zenith Aircraft website.


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Latest Activity

Mark Baenen posted a blog post

Airworthiness Inspection -COMPLETE!

Had Todd Davis from the Milwaukee FSDO come to do my airworthiness inspection this AM. Super nice and super helpful!Thank you both FAA and EAA for the great documentation and support. WOW! See More
3 minutes ago
Mark Moore posted photos
Joe Hopwood posted a status
"Finding Vy!"
Brian Walker posted photos
James K. Allen posted a status
"Testing left fuel tank. Cortec added to left wing top skins and skeleton."
Sebastien Heintz updated an event

Sun'n Fun Fly-In 2019 at Lakeland Linder Regional Airport KLAL

April 2, 2019 to April 7, 2019
Annual Sun'n Fun fly-in convention in Lakeland, Florida. Visit Zenith Aircraft Company in the main aircraft outdoor display area MD-026B (same location as past years)…See More
James K. Allen posted photos
Steven Mogg posted a discussion

Zenair Service Aircraft Bulletins

Hi,Since the Zenair web site has been updated I can't find the list of service bulletins. Does anybody know the link to the current list of service bulletins and ADs for Zenith Aircraft?Just want to check and see if anything new has popped upStevenSee More
David Farlow posted a photo

Control Cables routed for rudder, elevator and aileron control

All cables routed for rudder, elevator and aileron control.
David Farlow posted photos
Carl Orton posted a discussion

Style Question on fuselage mate: No wrong answer

Hi, All;This is on a Cruzer, but is the same for STOL, so I'm on the open forum.OK; I've completed all of the initial fit / disassemble / reassemble / rivet / re-mate steps and am ready to final-rivet the fore and aft fuselage 1/2s.Jon Croke on HbH…See More
Jason R posted a status
"Got the work table cleaned up in prep to start the horizontal tail components.... can't wait to get moving again."
Roger Pearce posted a discussion

A65 exhaust flange

Two of my exhaust flanges are too pitted and warped to be repaired, and after pricing stubs on ACS ($89.75 ) and also bare flanges ($13.50) I started looking around to see what I could use.  Being a former air cooled VW/ Porsche mechanic I have lots…See More
David J Tillema posted a discussion

Wing strut to landing gear .

The bolt that connects the wing strut to the landing gear weldment, seems like it will hit the landing gear when it flexes. Am I wrong ?See More
David Orr posted photos
Steven Ward posted a discussion

Flap switch???

I am installing my flap switch in my Stol CH-750 with dual sticks and a center mounted throttle and I am trying to decide what type of flap switch to install and I am looking at two different paths. -The first way is to use a switch that is OFF in…See More
jeff herman posted a status
"Wanted!...650 canopy conversion for my 601, thanks!"
David Banahan posted a discussion

Fuel filters

In the Corvair world what have others used for fuel filters?  I'm approaching inspection and first flight and plan to use a Summit Racing 40 micron in-line filter.  How will this affect fuel flow.  I'm building a Cruzer gravity fed system. Your…See More
Robert Schneck posted a discussion

Speed Mods for a Zodiac 601xl

I would like to get somee more cruise speed. Has anyone with a Zodiac 601xl or 650, made or purchased any mods to clean up the airplane and get a few extra knots? (like 10 knots) Thanks Bob
Todd Scruton posted a discussion

Zenith pitot probe

Hey all,I’ve got another item to sell. It’s your 2009 vintage standard issue Zenith pitot probe, installed once and never flown. Removed for upgrade. $20 plus shipping. The sweet fabrication table is not included.…See More


Flap switch???

Started by Steven Ward in Open Discussion Forums (non model specific). Last reply by jeff herman 1 hour ago. 15 Replies

Blew an oil cooler today!!

Started by David J. Beaulieu in UL Power Forum. Last reply by Ron Simonsen 22 hours ago. 25 Replies

Fuel filters

Started by David Banahan in Corvair Engine Forum. Last reply by Bob Pustell yesterday. 3 Replies


New from Zenith:

Zenith Aircraft For Sale 

Classified listing for buying or selling your Zenith building or flying related stuff...


Weather Maps

Custom Instrument Panels
for your Zenith

Custom instrument panels are now available directly from Zenith Aircraft Company exclusively for Zenith builders and owners. Pre-cut panel, power distribution panel, Approach Fast Stack harnesses, Dynon and Garmin avionics, and more.

Custom Upholstery Kits for your Zenith Aircraft:

Zenith Vinyl Upholstery Kits

Zenith Apparel from EAA:

Zenair Floats

Flying On Your Own Wings:
A Complete Guide to Understanding Light Airplane Design, by Chris Heintz

Builder & Pilot Supplies:

How to videos from

Developed specifically for Zenith builders (by a builder) these videos on DVD are a great help in building your own kit plane by providing practical hands-on construction information. Visit for the latest DVD titles.


Zenith transition and Sport Pilot training:

Quality Sport Planes
Cloverdale, California:

Wheels & Wings

Pro Builder Assistance

For Sale

Zenith Aircraft For Sale 

Classified listing for buying or selling your Zenith building or flying related stuff...

Building and Pilot Supplies

Aircraft Spruce & Specialty for all your building and pilot supplies!


Follow Up Report:


Member Rules

Since this is an online community, there are a few rules that need to be followed.  We'll try to keep the rules as simple as possible and to a bare minimum and we'll change and update them as required.

RULE#1:  You'll need to use your real name, and be an actual builder, owner or flyer of a Zenith aircraft.  This site is an online…

Created by Zenith.Aero Dec 23, 2008 at 10:10am. Last updated by John Austin Sep 17, 2018.

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