![Lowell Farrand spent years serving as an FAA DAR and is in the EAA Hall of Fame. He offers sound advise to builders. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/05/unnamed-4.jpg?w=534&h=462&crop=1 "Think Like a Builder")
![Author Bill Wilson takes a break from measuring and cutting the Lexan windshield during his Onex build. [All Images Credit to Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/04/image-2.jpg?w=265&h=198&crop=1 "Think Like A Builder")
Unattached Vertical Fin
Here is a photo of a vertical stabilizer attach point on an RV-9A that is completely missing the four lower attach bolts shown in...
Second-Thought Tie-Down Eye
Every aircraft has tie-down points. Most of us never give them a second thought until a catastrophe strikes—like the big storm that threatened early...
Fourier Strikes Again
Ah, the email call for April 15, 2022, just arrived. Michael Zwijacz wrote to me:
“Hello Jim, I’ve been following you in KITPLANES® for many...
Reverse Engineering a Glasair Tailwheel
One day last summer, seconds after rolling from the hold short line to depart Las Vegas’ Henderson Airport, a freak wind gust caught David...
Taking Your Engine’s Temperature
Your aircraft’s engine requires monitoring of various temperatures for you to know that it will continue to purr along reliably for the entire flight....
Cracked Alternator Bracket
Look closely and you will see that the bracket is cracked on the left side of the slot.
Shining a Light on History
Back in 2008, George W. Bush was president and 100LL was $2.50 a gallon. Production of 80/87 had stopped the previous year, and this...
Firewall Forward: Baffling
In the final installment of KITPLANES Firewall Forward, editor at large Paul Dye takes a close look at engine cooling for air-cooled aircraft. Learn...
What You Should Know About Hoses
KITPLANES editor at large Paul Dye takes you through a brief tour of the common firewall-forward hoses and discusses what to look for when...
Panel for the Idiot Light, Part 2
Given the compact nature of the Radiant Bingo 3 LED assembly, I figured mounting it would be a matter of finding some vacant real...
In Case You Missed It
Ask the DAR
DAR Mel Asberry continues his discussion of aircraft operating limitations by looking at why we do what we do during those important Phase I tests.
Light Stuff
Dave Martin introduces us to the Gobosh factory-built Light Sport Aircraft (SLSA) from Poland. Positioned at the luxury end of the LSA spectrum, there are two models: the all-metal G700S and the composite G800 XP, each of which includes standard six-pack instrumentation and leather seats.