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

dschmaz posted a status
"Does anyone have the plans for Lycoming airbox for the 750. I want to fab myself Thanks Doug"
4 hours ago
Jeff Garrett posted a video
13 hours ago
Jeff Garrett posted a status
"Well I finally have a set of Push Pull Tubes for the 601/650 ready to ship if anyone is interested and also the Wing Root Fairings."
13 hours ago
David R Ferrell posted a discussion

350iS Oil Temps

Just finished my annual inspection with 400 hrs on the 350iS. With minor exceptions the engine has been awesome so far. Compression's are all high 70's, oil usage is less than 1/2 qt in 50 hours. Every couple years one of the valves needs a minor…See More
David Stanchuk posted a discussion

Wanted: Elevator for 701

Need to replace the elevator on our 701 project.Looking for all the parts/components or a completed elevator.Thanks,Dave.See More
Steven Ward posted a discussion

Slick mag cap wiring order

I need help with figuring out the wiring order on my slick mags at the cap.I can’t seem to find any info so any help would be appreciated. I have the number 1 lead marked on the cap,I need the other three cylinder leads. It’s on an O200…See More
Todd Scruton posted discussions
David Buoy posted photos
Steve Ihde posted a discussion

Rudder cable outlet fairing fairlead 75C4-1

Plans say mount inside fuselage, but i saw a picture of it installed outside the fuselage under the outlet fairing. Which is correct?See More
A photo by Kay C. Caldwell was featured

CH 640 on dry lake bed

Fun with friends on a dry lake bed in Utah!!
Brian Thomas posted a discussion

3/16 bend radius?

The good news is that I now have access to *two* brand-new CNC-controlled bending brakes, and have the training to use them.The bad news is that the smallest bend radius in the tooling set is 3/16" (4.8 mm).Since I am building from plans, can I…See More
John Austin posted a discussion

US Fleet Service Survey

Today I received this email from Arion Aircraft/Jabiru Engine-Parts:Please see attached survey. We really would appreciate your cooperation. If you do not own a Jabiru please disregard. Our email lists are in bunches of over 500 email addresses so…See More
Kay C. Caldwell posted photos
Zenith Aero posted a video

Zenith Aircraft hands-on kit building workshop at the DeLand Sport Aviation Expo

Check out Zenith's hands-on kit aircraft building workshop held at the 2019 DeLand Sport Aviation Expo, as well as the fuselage assembly workshop which showc...
Guy W Dayhoff Sr posted photos
Leonardo posted a video
A photo by Stan Cooper was featured

N601KE Over Sedona Airport at Sunset

Photo by well known aviation photographer Jack Fleetwood over Sedona, AZ airport (KSEZ) on November 11, 2019
Sebastien Heintz posted a video

Short take-off and landing in the Sky Jeep

Jon Humberd flies his custom "Super 701" (a Zenith STOL CH 701 powered by a 130-hp UL350iS engine) at the DeLand Sport Aviation Showcase, demonstrating a sho...
David J. Beaulieu posted a discussion

Viking steel spring

Has anyone else had an issue with the plastic circumferential liner around the spring riding up out of the nose gear landing tube until stopped at the billet cap?  Outside observors have noted what sounds like "metal on metal" banging when i am…See More
David J. Beaulieu posted photos


3/16 bend radius?

Started by Brian Thomas in Open Discussion Forums (non model specific). Last reply by Russell Johnson 2 hours ago. 3 Replies

350iS Oil Temps

Started by David R Ferrell in UL Power Forum. Last reply by David R Ferrell 4 hours ago. 5 Replies

Wanted: Elevator for 701

Started by David Stanchuk in Classified / For Sale Postings. Last reply by Jason Scholten 15 hours ago. 1 Reply


Started by Francisco URSÚA-COCKE in Classified / For Sale Postings. Last reply by Jason Scholten 15 hours ago. 2 Replies


New from Zenith:

Zenith Planes 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.

Aircraft Insurance:


West Coast USA:

Transition Training:

Pro Builder Assistance

Pro Builder Assistance

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

For Sale

Zenith Aircraft For Sale 

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


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 May 29.

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