Table of Contents
April 2010 Issue
Homebuilt Aircraft Directory
Alternative Engine Buyers Guide
Here’s a look at the alternative powerplants that are available for homebuilts as well as the PSRUs you may need. Compiled by Cory Emberson. Text by Marc Cook.
Flight Reports
Flight Review: Point of Ignition
Builder Kurt Goodfellow has risen to the challenge of installing a Wilksch Airmotive WAM-120 diesel powerplant in his Van’s RV-9, and the proof is in the performance test results. By Ken Krueger.
Builder Spotlight
Having earned a number of homebuilding trophies for his work constructing airplanes, Paul Muhle decides to share his experience with those who aim to win awards—or just look like they could. By Scott M. Spangler.
Avionics Special: Garmins G3X
Garmin’s latest entry to the EFIS market lives up to the company’s reputation for providing value for the price. By Marc Cook.
In this first installment of the upholstery series, the author looks at the basics: sewing machines, scissors, needles and thread, and more. By Mike Manning.
Builders share their successes.
Shop Talk
What do you do if you need to monitor a number of audio signals, but you don’t have room for an audio switching panel? Jim Weir finds the answer in a summing amplifier.
Designer's Notebook
Barnaby Wainfan offers an explanation of how tail surfaces can be subject to flutter and how to avoid the potentially disastrous result.
Exploring
Starting with the known and moving methodically toward a goal is the best strategy for achieving success in the aircraft engine business. By Marc Cook.
PS Engineering introduces a new audio panel, Zenair ships its first float kits, and Wicks offers a “happy hour” discount. Edited by Mary Bernard.
There’s something about piloting a twin-engine, open-cockpit AirCam that gets under your skin, and it may become habit-forming. By Ed Wischmeyer.
When a casually tossed length of two-by-four and a pristine fabric-covered airplane meet, the result isn’t pretty. Author Dick Starks describes his wife’s initiation to the art of fabric repair.
What are your options to get the annual condition inspection done when you’re not the original builder of the aircraft? By Steve Ells.
What’s changed with the advent of the revised 51% rule? Fortunately, not as much as you might think. By Mel Asberry.
Having completed his Van’s RV-12 ELSA, Dave Martin revisits a weekend Repairman Inspection course to prepare for his first annual condition inspection.
Kit Bits
Drawing on experience; by cartoonist Robrucha.
Download the complete April 2010 issue of KITPLANES® in one PDF file.
Web Links in this Issue

Follow these links to visit the web sites of companies you read about in the April issue.
Whats New
PS Engineering
Wicks Aircraft Supply
Zenith Aircraft
RV-9
Wilksch Airmotive
Alternative Engine Buyers Guide
Rotary Engines
Alturair
Global Rotary Power
Mistral Engines
Powersport Aviation
Subarus
Eggenfellner Aircraft
Maxwell Propulsion Systems, Inc.
RAM Performance Ltd.
Stratus 2000
Other Engines
Eggenfellner Aircraft
Flycorvair.com
Geared Drives
Hexatron Engineering
Powerplant Developments USA, Inc.
Raven Redrives
Trace Engines
Valley Engineering
Verner Light Aircraft Engines
Vesta, Inc.
PSRUs
Alturair
American Rotary Engines
Compact Radial Engines
Geared Drives
Global Rotary Power, Inc.
Great Plains Aircraft Supply Co.
Maxwell Propulsion Systems, Inc.
Powersport Aviation
RAM Performance Ltd.
Raven Redrives
Real World Solutions
Recreational Power Engineering
Rotax
Stratus 2000
Valley Engineering
Vesta, Inc.
VW Engines
Aero Conversions
Great Plains Aircraft Supply
Hummel Engines
Revmaster Aviation
Muhle
Muhle Aviation
Sportsman Panel
Garmin
TCW Technologies
AirCam
Lockwood Aircraft
Completions
Wayne Wilsons Skyranger
Light Stuff
Rainbow Aviation
View Reader Links from previous issues
Our Sister Aviation Publications:
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At AOPA Summit in Hartford, Garmin will unveil its latest portable, the touchscreen aera 796. Take a video tour of the navigator's features, which include synthetic vision, enhanced chart functions, and a new touchscreen interface.
KITPLANES talked to PS Engineering’s Mark Scheuer about the new PAR100EX Experimental-class audio panel with a communication radio.
KITPLANES caught up with Dynon Avionics at Sun ‘n Fun to get a glimpse of the new DX15 handheld com radio.
KITPLANES tours the Whirlwind Propeller factory where the firm's fixed-pitch and ground-adjustable propellers are made, as well as the blades for Whirlwind constant-speed props.








