![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")
Improper Deburring
It is really important to remove the burrs that are created when drilling through aluminum prior to riveting. Otherwise the rivets will not get...
Book Review: Are Your Nuts Tight?
Vic Syracuse has written two definitive guides to Experimental Aircraft Pre-Buys and Condition Inspections.
Warm Up Your Engine This Winter
Count yourself fortunate if you live in a region where winter does not bring average nightly temperatures much below freezing! For the rest of...
Confessions of a Blockhead
Gauge blocks are the foundation for pretty much everything. At least everything that has to do with precision measuring and manufacturing. I use parallels,...
Nuts and Bolts
Aircraft quality nuts, bolts, washers and other hardware are the right things to use if they hold the things together that keep you in the air.
Theory vs. Practice
My mom once told me that when she and dad got married, she had three theories about raising kids. Then she had me and...
Design Process: Stall and Roll Damping
Last time we took a look at the effect of twisting the wing. Wing twist is used to adjust both the spanwise distribution of...
In Case You Missed It
Kitfox Super Sport Series 7
Marc Cook flies the capable ready-to-fly Kitfox Super Sport Series 7 SLSA, and spotlights owners John and Debra McBean’s deft handling of the company in a crowded market and rocky economy.
Wind Tunnel
Stall flutter is the result of the elastic axis of a wings surface being aft of the aerodynamic center, resulting in instability. A vicious cycle of lift, twist, stall and lift may ensue.