![Making rare use of my drafting tools for the internal timing. [All Images Credited to Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/05/P1010535.jpg?w=534&h=462&crop=1 "Conquering the Magneto, Part 2")
![The integrated ECLIPSE NG features a very sunlight readable display that shows the engine and all flight data organized in one or more pages. [Credit: Fielden Aero LLC]](https://www.kitplanes.com/wp-content/uploads/2026/04/1_Screenshot_.jpg?w=265&h=198&crop=1 "FLYBOX Avionics")
![[Credit: Radiant Technology]](https://www.kitplanes.com/wp-content/uploads/2026/04/550095_5165745cc27748a598699799d796fd94mv2.jpg?w=265&h=198&crop=1 "Radiant Technology Unveils SafeGyro")
![[Credit: Dynon]](https://www.kitplanes.com/wp-content/uploads/2026/04/EMS-stand-alone_HDX.png?w=265&h=198&crop=1 "Dynon Unveils Scalable Engine Monitoring for Kitbuilders")
![Aircraft control surface designs may include counterweights to offset and eliminate flutter. The counterweights should not be eliminated to save weight. [Credit: Kitplanes Archive]](https://www.kitplanes.com/wp-content/uploads/2026/03/kitfox-s7-sti-04.jpg?w=265&h=198&crop=1 "Weight and Flutter")
Las Cruces A Win
From a Sport Class air racing perspective the Las Cruces Air and Space Expo held last weekend was a great success.
Sonex Approves Gross-Weight Increase
Sonex and Waiex owners may designate a max gross weight of 1220 pounds for aircraft with 100 hp or more.
Las Cruces Sport Qualifying
Expected top-qualifier Andrew Findlay ran into injector issues thanks to minor debris floating around the fuel system.
Sport Air Racing Livestream
A livestream feed from the Sport Class races so we can all follow the action as it happens.
Mojave Experimental Fly-In This Saturday
Eyeballing airplanes and easy access to their designers/pilots.
What’s Up In the Experimental Engine Market
Are the high prices here to stay? Are alternative engines finding an avenue to success? Are Jet A-burning engines like the DeltaHawk an important part of our future?
Lycoming Thunderbolt Engines Update
What's on the horizon for Lycoming and Thunderbolt? Watch to find out.
FAR Revisions to Fix the “LODA Problem”
For owners of Experimental/Amateur-Built aircraft, the best news is the rescinding of the so-called LODA rule.
Real Pylon Racing: Sport Class Unleashed at Las Cruces October 19...
For those missing their annual dose of wing-to-wing pylon air racing last month, the Sport Class has the cure.
Van’s RV-15 Prototype Gets a New Tail
Originally conceived with a stabilator—similar to the RV-12’s—the RV-15 is now sporting what appears to be a modified RV-10 tail.
In Case You Missed It
Light Stuff
What do you get when you combine the ambiance of a military fighter with the design constraints of a Light Sport Aircraft? The MySky MS-1. By Dave Martin.
Progress Report: Bits and Pieces of HOG
OK, so we’ve got that 100-watt solar panel firmly bolted to the hangar roof....
Engine Update: EI Commander
EI Commander helps keep you aware of both whats happening with your engines electronic ignition and, as importantly, why. By Marc Cook.