Cable Ties For Ballast
Cable ties will become brittle over time and can break. Having weights come loose during flight, especially near the control system, could really ruin your day.
Taking a Shine To 6061-T6 – Part 1
Polishing aluminum transforms gray metal into a mirror finish—cheap, timeless, and endlessly messy but deeply rewarding.
Building a Custom Engine Mount
How a custom engine mount for the SR-1 was CNC’d, stress-tested, and welded for strength, weight savings, and tight packaging.
CAD for the Home Shop
Explore how EAA members use Solid Edge and 3D printing to design, model, and build aircraft parts—affordably and efficiently with modern CAD tools.
Taking a Shine To 6061-T6 – Part 2
Cutting the initial shine with NuShine II F9 is key to a polished finish. Here's how to master the pad, pressure, speed, and polish for gleaming results.
Case Parting Plates
A low-cost, effective method for separating stubborn Lycoming O-290 case halves using homemade parting plates and basic hardware.
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.


















