airworthiness certificate Archives - KITPLANES

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New Rules for Getting Your Homebuilt Certified

Kitplanes - October 23, 2026 1

In Case You Missed It

Around the Patch

Marc Cook - March 18, 2011 0

Editor-in-Chief Marc Cook remembers Senior Editor and Home Machinist Bob Fritz.

Bond…Click Bond

Paul Dye - October 19, 2018 0

Building a better nut plate.

A SubSonex personal jet in aerobatic flight. Thea design will expand with a two-place model kit in the months ahead. [Credit: Sonex Aircraft]

Sonex Reopens

Randall Brink - August 14, 2026 0

On the last Friday in March, Mark Schaible sat down in front of a...

motor mount rubber

Unairworthy: Isolator Mount Problems

Vic Syracuse - July 31, 2019 0

Rubber isolator mounts should not have a gap between them and the engine mount when properly torqued.