![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=534&h=462&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")
![A STOL CH 750 [Credit: Mike Davenport]](https://www.kitplanes.com/wp-content/uploads/2026/08/STOL-CH-750.jpg?w=265&h=198&crop=1 "Why Are So Many Airplanes Yellow?")
Fueled Again
Not a moment after sending our April issue to the press, my editorial “Avgas Next Steps” became partially obsolete. In it, I said that...
A Visit With Glasair Aviation
I had a reason to fly up to Arlington, Washington, to see the current state of affairs at Glasair Aviation. As you might remember,...
LED to a Landing
We have come a long way with light emitting diodes. They went from $200 a bulb in 1968 to 5 cents a bulb in...
Deformed Gascolator O-Ring
Some gascolators have internal O-rings that should be checked for deformation regularly. This was caught on an inspection, but the gascolator had blue telltale...
Firewall Forward: Ignition System Basics
This episode in our Firewall Forward series looks at magneto ignition systems and ignition timing. What it all means, and how to do it...
Shelving Progress
By introduction to his Civilisation television series, Sir Kenneth Clark made a case for the most trustworthy window on a society being its art,...
Archive: May 1988
An impressively tight shot of the Prescott Pusher homebuilt made sure our May 1988 cover was dramatic. There, we promised a flight of the...
Design Process: All-Moving Tails
A conventional horizontal tail has a fixed horizontal stabilizer with an elevator hinged to it to provide pitch control. The “fixed” portion of the...
In Case You Missed It
Bearhawk LSA
Its the wing that gives Bob Barrows latest design a faster cruise and slower stall speed than similar LSAs. By Chuck Berthe.
What’s New
The 6000th RV flies, there's a new quick reference checklist for Garmin portable units, and a new engine mount for Rotax engines is available. Edited by Mary Bernard.
