In Case You Missed It
Engine Beat
Steve Ells examines the RSA-type fuel-injection system, shows you how to set the idle speed and idle mixture, and how to clean the nozzles and screens.
Headlong For Headers
Tom Wilson, an avowed hot rodder, details his foray into the world of custom exhausts and the performance gains found on his Lycoming IO-540.
![The Zenith CH701 outside the hangar at SMX, fresh from paint. The stars-and-stripes theme marks America’s 250th and the CH701’s 40th anniversary. [Credit: Carson Stilson]](https://www.kitplanes.com/wp-content/uploads/2026/09/IMG_1726.jpg?w=324&h=160&crop=1 "Zenith CH 701: A Proof of Concept Homebuilt on a Budget")
Zenith CH 701: A Proof of Concept Homebuilt on a Budget
I remember driving home from the hangar in March when I got a call...