![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=534&h=462&crop=1 "Overcoming Setbacks on the Zenith 750SD Xtreme")
![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 "Builder’s Spotlight")
![[Credit: Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/02/20-2.jpg?w=265&h=198&crop=1 "Epic Is Back")
![Members of the North Idaho High School Aerospace Program gathered at KSZT [Credit: North Idaho High School Aerospace Program]](https://www.kitplanes.com/wp-content/uploads/2026/02/IMG_3499.jpg?w=265&h=198&crop=1 "North Idaho High School Student ACES Fly the Aircraft They Built")
Build It Better: Show Me the Data!
Don’t believe everything you hear when making an important building or maintenance decision—do your homework.
Switch Blade
Weighing just 11 pounds for a hub and three blades, the new carbon-fiber prop from Whirl Wind Propellers improves the performance in both climb and cruise on a RANS S-7.
Firewall Forward: Choosing a Prop for Your Project
Wood or composite? Constant speed or fixed pitch? The choice of propeller should be made just as carefully as the choice of an engine. Dave Prizio outlines some of the important factors to consider.
Unusual Attitude
If you want to install an alternative engine in your aircraft, make sure you've thought through the issues of weight, thrust line, cooling and cowling.
Build It Better: Where’s Your Margin?
How can you give yourself that margin of safety that you hope you'll never need?
Cable Classroom
Most homebuilt aircraft use control cables, so it's helpful to understand how to select, install and maintain them.
Down to Earth
Many homebuilders understand their kits as just a starting point for their own preferred modifications.
Anatomy of a Modification
Paul Dye takes readers through a rework of his RV-3's fuel system to illustrate why some mods are a sound choice.
