![Trimming composites gets the full PPE job. [Credit: Eric Stewart]](https://www.kitplanes.com/wp-content/uploads/2026/07/7-2.jpg?w=534&h=462&crop=1 "A Few of My Favorite Tools")
![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 "Think Like a Builder")
![Author Bill Wilson takes a break from measuring and cutting the Lexan windshield during his Onex build. [All Images Credit to Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/04/image-2.jpg?w=265&h=198&crop=1 "Think Like A Builder")
Aircraft Welding Methods for Homebuilders
The choice of welding method for your homebuilt aircraft's steel tube fuselage represents one of the most critical decisions in your building journey. Each...
The “Rope A Dope” Trick To Avoid Replacing Cylinders
It’s never a good sign when during your aircraft annual inspection the mechanic calls to report an issue. It’s sort of like getting a...
Companion DIY Drill Guide
Build a simple aluminum jig to drill AN bolt threads for safety wiring—perfect for when your hardware bin is missing just one critical part.
Nuts. What to Do When Thrown a Curve
When fasteners crowd a radius or bend, radius washers, blocks, or spot facing can solve the problem—without compromising strength or workmanship.
Case Parting Plates
A low-cost, effective method for separating stubborn Lycoming O-290 case halves using homemade parting plates and basic hardware.
In Case You Missed It
Design Process: Aileron Types
The size and planform of the ailerons are set by the roll-control power needed...
Engine Theory: Engine Cooling-Avoiding Meltdown
Understanding the differences between air- and water-cooled engines.
Light Stuff
The Texas Sport Cub is the latest in a line of planes with the venerable Cub lineage. Dave Martin flies one and discusses the various licensing options available.