Cooling Inlets
The cooling air inlet serves two functions: First, and most important, the inlet must ingest enough air to properly cool the engine and accessories...
Following Footsteps
I was an airplane nut for as long as I can remember even though I had no family exposure to aviation. My father was...
Archive: August 1991
Nat Puffer’s Cozy Mk IV was the cover subject of our August 1991 issue. Don Downie caught up with Nat and wife Shirley Puffer...
Length Matters
Last month I wrote about AN washer usage. This month I’ll take on AN bolts—specifically, their grip length. Riveting stuff, huh? No? Somewhat captivating?...
Bad Weld
Sometimes welding should be left to those more skilled in its practice. I don’t think I would trust this repair that was made to...
In Case You Missed It
Roll Your Own
Although the KK-1 is scratch-built, builders Ken Scott and Ken Krueger have used all of the modern tools at their disposal to expedite the design and building process. This month, Scott discusses the more than satisfactory results of load-testing the wing and horizontal stab;
A Sign of the Zodiac (Part 4)
Builder Rick Lindstrom’s Zenith Zodiac 601 XL project continues as the Corvair engine is installed and the panel takes shape. Lindstrom selects instruments and avionics for his project and uses templates to plan the panel.
Flight Review: Revival of the Fittest
Part Husky, part Cub, the Bearhawk Patrol evokes 1940s-era shapes but with the benefit of today’s advanced manufacturing. By Chuck Berthe.