Larry Larson
Larry is a humble Van’s RV-7A builder and a PPSEL pilot for 14 years. His goal is finishing his pride and joy, Lucy, and helping others with their projects.
Organizing Rivets
We all have the same problem: Organization eludes us. It can be a nightmare when we start driving rivets. Sometimes you have several sizes...
Temporary Downdraft Paint Booth
The complete assembled paint booth. The 90-degree dryer vent connects to the board that goes under the garage door.It gets cold in the...
Eliminating Egg-Shaped Holes
Quarter-inch pilot bits in hole saws have a tendency to enlarge the pilot hole as they cut. The result is an egg-shaped hole because...
Riveting Aileron Skins
I was assembling the ailerons for my RV-7A and reached a point where I needed to rivet the leading and trailing edge skins to...
In Case You Missed It
Rapid Prototyping and Experimental Design
Epoxy and fuel resistance tests, part 2-choosing an epoxy for a fuel tank.
Build Your Own Leak-Down Tester
Converting a Harbor Freight compression tester for aircraft engine use.