Tag: plans built aircraft
![The Hatz Biplane, NX71VH, re-engineered to be powered by a 124 hp radial engine. [Credit: Hatz Biplane Association]](https://www.kitplanes.com/wp-content/uploads/2026/09/Hatz-Bantam-Radial-124hp_1000004521-Topaz-Gigapixel-2x-scale.jpg?w=324&h=160&crop=1 "Airplane Almost No One Knows, Part One"){kind=tracking}
In Case You Missed It
Metal Working 11-part Series
Now the exceedingly popular and extraordinarily useful 11-part Build YourSkills: Metal Series is available as a single PDF. This must-have additionto your library was written by RV-7 builder Dan Checkoway and carefullyillustrated for first-time metal-workers and old hands alike. Mosteverything you need to now, from material handling and cutting to deburring,drilling and riveting is in this series.
Rapid Prototyping and Experimental Design
Epoxy and fuel resistance tests, part 2-choosing an epoxy for a fuel tank.
Homebuilt Accidents: Passing the Engine Baton
How does the Rotax 912 compare to traditional engines used in small homebuilts?