![Maintenance technician William Vergonet conducts an inspection on a Cub. [Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/09/IMG_3535.jpg?w=534&h=462&crop=1 "Post-Flight Maintenance Debrief")
![Pat McKiernan has found that he and his dad who built this beautiful RV-7 simply learned to enjoy the build. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/08/Builder.jpg?w=265&h=198&crop=1 "Life Lessons From Building an Airplane")
![[Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/08/AdobeStock_51865118.jpg?w=265&h=198&crop=1 "FAA MOSAIC Rule Fully Implemented")
![My 36 year old clipboard from when I started at Boeing. Engineering ruler and fastener/fastener hole cheat sheets. [Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/08/Liaison_clipboard.jpg?w=265&h=198&crop=1 "What Is a Liaison Engineer?")
![At Sun ‘n Fun 2026, Viking Aircraft Engines surprised the crowd with its first complete kit — the V-42, a high-wing twin powered by two Honda-based engines. Here’s an early look. [Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/08/P1020293.jpg?w=265&h=198&crop=1 "Viking V-42 Twin")
Flight Review: Revival of the Fittest
Part Husky, part Cub, the Bearhawk Patrol evokes 1940s-era shapes but with the benefit of today’s advanced manufacturing. By Chuck Berthe.
Letters
Fenced Goods (Best Letter) Thank you, Dave Martin, for your lucid and rational letter in support of airparks and TTF operations....
What’s New
Zeniths CH 750 kit is NKET compliant, Sportys launches new E6B app for iPhone and Inogens bottleless oxygen system. Edited by Mary Bernard.
Product Review: Spidertracks
As we move away from 121.5 MHz emergency locator transmitters, alternatives in the realm of personal locator beacons and trackers continue to flourish. Spidertracks of New Zealand is one of the newest. By Marc Cook.
Safety is No Accident: Avid and Kitfox
This month Ron Wanttaja looks at two similar designs, Avid and Kitfox, which have some major distinctions when it comes to the accident numbers.
The Dawn Patrol
Built in to any aircraft construction project is time for head scratching and trying to recall why you just walked from one end of the shop to the other. These are some of the most valuable moments.
What’s The Worst That Could Happen?
When you're tempted to take shortcuts during a build or repair without asking questions about the ramifications, it may be wise to contemplate the worst-case scenario.
Engine Beat
The Rotax 912 engine has become ubiquitous in homebuilt aviation, and now a company has found a way to improve its fuel efficiency. By Steve Ells.
Experimotive
Bud Warrens Geared Drives has entered the firewall-forward business with promising results thanks to a new PSRU. By Rick Lindstrom.
In Case You Missed It
Traveling Machine
If you made clever design decisions when building your plane, did you make sure it can still be maintained away from home without special tools?
Sim World
With X-Plane, you don't have to wait until the paint is dry to start test-flying your homebuilt project. A remarkable simulation will allow you to do that early on. By Chuck Bodeen.
Design Process: Wing Size and Stall Speed
Last month, we began discussing the factors that can drive the wing of our...
Build, Test, Refine and Fix—Part 2: Taxi Testing
All aircraft testing, including taxi tests, requires planning and discipline.