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

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Chris Heintz, 1938 - 2021

Remembering Chris Heintz

Read the homage to a man and his dream, and illustrated biography of designer Chris Heintz's professional life.

 

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 zenithair.net for the official Zenith Aircraft website.

Thanks to everyone who visited and participated at the 2025 Homecoming event!
Photos of the event | Aerial views video

Save the date for 2026: September 18 & 19

Photos

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Latest Activity

Jerry Griego posted a status
"Does anyone know of a company that can build a Garmin 240 wiring harness, and dynon wiring harness"
yesterday
James H Skaggs posted a discussion

Question about W&B on a 701

I am trying to do my weight and balance figures on my 701. I have built it without slats. On the…See More
Tuesday
Roger Still posted a discussion

Air Speed Indicator Calibrations - Workbook

Hello everyone, I was having a hard time finding something that would make it easy to calibrate my…See More
Sunday
Zenith Aero posted a video

Zenith hands-on workshop class in Howell, Michigan

Zenith Aircraft hosted a hands-on kit airplane building workshop class in Howell, Michigan, on October 10 and 11, 2025.Co-hosted by EAA Chapter 1056, the wor...
Saturday
Guillaume posted a discussion

rotax 912 oil and water hoses

I'm in the process of getting my Rotax 912 back in order. I'm going to inject it with a LAD…See More
Saturday
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Moved the airplane to the hangar

August 20, 2025Moved the airplane to the hangar. Used a car hauling service.…See More
Saturday
Thomas Faitz posted a status
"Question - does anyone know length of the flaperon control rod (7-FCT) ? Provided in the 4 position option kit and no dimension is given."
Oct 10
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Installed ECU

August 07, 2025Temporarily installed ECU behind the firewall.…See More
Oct 9
Michael radtke posted a blog post

Rest in peace

Hi all,    This was posted in the facebook zenith builders and flyers.Jonathon Fay passed away…See More
Oct 6
Mark Moore posted photos
Oct 6
Zenith Aero posted a video

Quick Build Kits from Zenith Aircraft Company

Did you know that Quick Build Kits (QBK) are available from Zenith Aircraft Company? Zenith's expanded factory now allows for in-house assembly and manufactu...
Oct 6
Michael R La Bouef posted a discussion

O300 on an 801

Has anyone put a Continental O-300 engine on an 801?See More
Oct 4
Perry Delano posted a discussion

Whirlwind Prop Adjustments

Hi all,I found my engine appeared to be overspeeding in cruise on my first  X Country. I checked…See More
Oct 4
Ged posted a photo
Oct 2
john Chastain posted photos
Sep 30
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Working on the electricity bay

August 6, 2025Made clamps for the capacitor.Attached the power and earth buses.Put the battery in…See More
Sep 29
Christopher Hoke posted a discussion

Ch-750

Is there a construction manual for the horizontal empennage for the ch750See More
Sep 27
Christopher Hoke posted photos
Sep 27
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Installing EGT probes

July 27, 2025Made an EGT probe mock-up to select the right sensor position.A good position is easy…See More
Sep 27
Brad Kunkel posted a discussion

Questions about mounting a composite prop spinner

I have a Sensenich prop spinner that I'm modifying to use between a gear reduction unit and an IVO…See More
Sep 25

Forum

rotax 912 oil and water hoses

Started by Guillaume in Rotax Engine Forum. Last reply by Guillaume 9 hours ago. 4 Replies

Cooling CPU on Rotax 916is

Started by Greg Thomson in Rotax Engine Forum. Last reply by Bob Simmons 12 hours ago. 3 Replies

Five Year Rubber Service Rotax 912

Started by Jim and Amelia Isaacs in Rotax Engine Forum. Last reply by Kurt Schaeffler 14 hours ago. 27 Replies

Question about W&B on a 701

Started by James H Skaggs in Open Discussion Forums (non model specific). Last reply by James H Skaggs 15 hours ago. 3 Replies

Question on Oil leak at case drain line

Started by Jimmy Young in Rotax Engine Forum. Last reply by Kurt Schaeffler 16 hours ago. 5 Replies

 
 
 

New from Zenith:

Zenith Planes For Sale 
 

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


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, Dynon and Garmin avionics, and more.


Zenith Homecoming Tee:


Zenair Floats


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


Builder & Pilot Supplies:

Aircraft Insurance:

 
 

Transition training:

Lavion Aero

K&S Aviation Services

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

How to videos from HomebuiltHELP.com

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 HomebuiltHelp.com for the latest DVD titles.

For Sale

Zenith Aircraft For Sale 

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

Members

Follow Up Report:

Notes

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…
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Created by Zenith.Aero Dec 23, 2008 at 10:10am. Last updated by John Austin May 29, 2019.

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