What’s the Deal With AN Hardware?

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As a new kit builder, you may have wondered about that gold-colored AN hardware that must be used. What’s so special about this grade...

Metal Magic: Learning To Love the Step Drill

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KITPLANES editor at large Paul Dye explains the best times to use the so-called step drill (also called a UniBit) for drilling larger holes...

Metal Magic: Making Square Instrument Holes In Aluminum

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You've built most of your airplane, now it's time for cutting the instrument panel blank. KITPLANES editor at large Paul Dye shows you how...

Worn Out Manifold Hose

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Almost all rubber hoses have a shelf life. Most are around eight years. The symptoms were fluctuating manifold pressure readings, and the hose completely...

Metal Magic: Cutting Round Instrument Holes

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KITPLANES editor at large Paul Dye continues the Metal Magic series with a tutorial on how to cut round holes in aluminum, mainly for...

ELT Enlightenment

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I had another subject’s full column in hand for this issue, but when I get half a dozen questions in the space of a...

How the Bead Goes On

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Welded assemblies (also known as weldments) can be found on just about every airplane. Even my Jabiru, which is 99% fiberglass, has a tubular-steel...

Drills and Bits

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As handy as a cordless drill is, it is not the best tool for many drilling jobs.

Metal Magic: Using Reamers For Accurate Holes

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Sometimes a drill bit just won't do. When you want accurate, perfectly round holes in aluminum, you need to use a reamer. KITPLANES editor...

Loose Intake Pipe

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Sometimes the intake pipes on Lycoming engines can come loose. This will cause an intake leak, usually indicated by a rough idle and higher...

In Case You Missed it

Pylon Neophyte

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The nuts, bolts, and nickels of taxiing onto the Reno stage.

Home Shop Machinist

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Manifold destiny—3D printing a manifold.

Metal Magic: Cutting and Shaping Angle Aluminum

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In another segment of KITPLANES' Metal Magic series, editor at large Paul Dye shows...

Design Process: Landing Gear, Part 4

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Last month we looked at how the static stability of the airplane when it...