Zen Four a Day
Flying four of Zeniths designs at the factory in Mexico, Missouri, prompted a deeper appreciation for the company's utilitarian approach to design. By Marc Cook.
Kitfox with a Rotec
The Rotec-radial-powered Kitfox Super Sport taps into our nostalgia for radial engines but with a modern touch.
Thatcher CX4
If you’re a builder on a budget and don’t aim to do long cross-country trips, the Thatcher CX4 may be worth a look. By Ed Wischmeyer.
Around the Patch
Editor-in-Chief Marc Cook comments on how recent software enhancements improve the performance of the Grand Rapids Technologies Horizon HX EFIS.
What’s New
ShareZen eases shared plane ownership, and marking wires is made easier by Bogerts tool. Edited by Mary Bernard.
Buzzwords
Pilots compensate all the time for aerodynamic effects such as ground effect, often without being conscious of it. By Ed Kolano.
Safety Is No Accident: Auto-Engine Conversions
Ron Wanttaja crunches the numbers to determine whether homebuilts powered by auto-engine conversions are inherently less safe than their traditional engine brethren.
The Dawn Patrol
Threatening weather at the annual Gathering of Eagles event in Gardner, Kansas, failed to subdue the antics of The Dawn Patrol, for better or worse.
Makes You Go Hmmm
Rotary-engine enthusiast Paul Lamar details the benefits and efficiencies of using rotary power for homebuilt aircraft.
Into the Coal Sack
Paul Dye discusses the ins and outs of landing at night on a narrow, obscured by trees private runway.
![Last Bits Careful planning and determination will get you to your goal of building and flying your own airplane. [Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/05/Pulsar-Sunset.jpg?w=534&h=462&crop=1)
![Winging It [Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/05/AdobeStock_262642207_AGCuesta.jpg?w=265&h=198&crop=1)
![Think Like a Builder Lowell Farrand spent years serving as an FAA DAR and is in the EAA Hall of Fame. He offers sound advise to builders. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/05/unnamed-4.jpg?w=265&h=198&crop=1)
![2026 Engine Buyer’s Guide The 160 hp turbocharged Rotax 916iS is a four-stroke piston engine with redundant electronic fuel injection and ignition. [Credit: BPR Rotax]](https://www.kitplanes.com/wp-content/uploads/2026/05/PIC_916-iS_iSc-2.jpg?w=265&h=198&crop=1)
![Manual Starting Methods The alternative to bending down as the propeller is pulled through the compression stroke is to keep the back straight and bend the knees slightly, stepping away in a crouch. [Credit: LeRoy Cook]](https://www.kitplanes.com/wp-content/uploads/2026/05/IMG_1519-scaled.jpg?w=265&h=198&crop=1)













