Firewall Forward: Cowls, Baffles and Intake Air
How to keep your engine’s carburetor or fuel-injection system breathing right.
Dyno Testing
Dyno testing your engine before installation can be an investment in peace of mind as well as the future value of your aircraft.
Build It Better: Building a Team
Sometimes working alone in your hangar is exactly what you want. But other times a helping hand is called for, and then it helps to know you’re part of a worldwide homebuilding community.
Ask the DAR
When can an ELSA be used commercially? Can an E/AB aircraft be certificated without a transponder?
Aero ‘lectrics
Repairing a malfunctioning headset may be not only inexpensive, but completely doable.
Wind Tunnel
Thrust-line adjustment is a powerful tool for tailoring flying qualities, but it’s complicated.
Bullish on Weight
For Red Bull racing professionals, reducing the engine weight in their aircraft is serious business. We can learn from their experience.
Vans RV-14
The latest RV prompted quite a buzz. So what exactly is different about this roomy two-seater—and how does it fly? Taking off from the Van’s factory in Oregon, Paul Dye samples the new design.
Editors Log
Change is inevitable, and, in the media world, it’s coming at us hard and fast. Editor in Chief Mary Bernard considers the trends.
![Post-Flight Maintenance Debrief 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=265&h=198&crop=1)
![Life Lessons From Building an Airplane 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)
![FAA MOSAIC Rule Fully Implemented [Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/08/AdobeStock_51865118.jpg?w=265&h=198&crop=1)
![What Is a Liaison Engineer? 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)













