Ask the DAR
Two engines, one prop; ownership without a sales receipt; ultralight registered as E/A-B.
Build Your Own Stall-Warning Device
Certified aircraft have had them for decades-but not Experimentals. By Michel Suire.
Engine Theory: Engine Cooling-Avoiding Meltdown
Understanding the differences between air- and water-cooled engines.
Ask the DAR
Confusion about FAA Form 8130-12, replacing the 2-inch Experimental placard, selling an engine.
![Glasair Sportsman 2+2 Build Part 3 [Credit: Mike Davenport]](https://www.kitplanes.com/wp-content/uploads/2026/08/Over-Stave-Lake-3.jpg?w=534&h=462&crop=1)
![Overcoming Setbacks on the Zenith 750SD Xtreme Coming in for a landing at Humberd’s Farm [All Images Credited to Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/07/9-1.jpg?w=265&h=198&crop=1)
![Builder’s Spotlight Humberd and his daughter using the 701 for some farm duty transportation. [All Images Credited to Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/05/1-3.jpg?w=265&h=198&crop=1)
![Builder’s Spotlight Checking out East Tennessee scenery from the 701. [Credit: Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/04/3.jpg?w=265&h=198&crop=1)
![Epic Is Back [Credit: Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/02/20-2.jpg?w=265&h=198&crop=1)













