![[Credit: Lisa Credit]](https://www.kitplanes.com/wp-content/uploads/2026/10/Experimental.jpg?w=265&h=198&crop=1 "Have You Seen Your Oplims?")
![[Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/10/737_VGs2.jpg?w=265&h=198&crop=1 "Vortex Generators")
![[Credit: Van's Aircraft]](https://www.kitplanes.com/wp-content/uploads/2026/10/Vans_RV14A.jpg?w=265&h=198&crop=1 "Something New On The Horizon")
![[Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/10/Chute-Topaz-Gigapixel-2x-scale.jpg?w=265&h=198&crop=1 "Should You Consider A Whole Aircraft Parachute?"){kind=tracking}
Wire You Surprised?
There are three basic methods of marking your wires so that 10 years from now you’ll be able to go back and track down trouble.
Build, Test, Refine and Fix—Part 1: Ground Tests
At some point, a configuration of the airplane is frozen, a prototype is built and testing begins.
IV Tube for Crankcase Ventilation
Recently, my neighbor Ed needed a part to upgrade the installation of his crankcase breather/oil separator kit.
Master Caution
My original intent for this month’s treatise was to produce the first installment of my upcoming Kitfox build series, which I have been greatly looking forward to. However, as often happens in life, life itself got in the way.
Wanted: Engine Competition
Imagine a time not too long ago when pilots embarking on the delicious endeavor to build their own airplanes could consider multiple sources for just about any engine on the menu.
2025 Engine Buyer’s Guide
Traditional engines dominate, but the alternatives are looking more mainstream.
A Baker’s Dozen
Vic shares his decision process for both choosing another RV-10 as well as choosing some of the “upgrades.”
In Case You Missed It
Ask the DAR
Complying with the 51% rule, bringing Canadian aircraft into the U.S., adding auxiliary fuel tanks, using non-TSOd ADS-B in an Ercoupe.
Unusual Attitude
Vans Aircraft founder Richard VanGrunsven considers flight safety, and how improving our building and piloting skills would do more to reduce the number of mishaps than additional regulations would.