Rotax 912 ULS Archives

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]

Zenith CH 701: A Proof of Concept Homebuilt on a Budget

Carson Stilson - September 14, 2026 0

In Case You Missed It

Engine Beat

Steve Ells - April 16, 2010 0

UL Power of Belgium adds two new engines to its product line that are distinguished by the inclusion of Full Authority Digital Engine Control (FADEC). By Steve Ells.

Ask the DAR

Mel Asberry - March 17, 2016 0

Converting a Taylorcraft to E/A-B, rebuilding and modifying a Rans S-9.

Hidden Truths

Tom Wilson - May 3, 2021 0

There are some things to learn in aviation that seemingly only come with experience.

At Sun ‘n Fun 2026, Viking Aircraft Engines surprised the crowd with its first complete kit — the V-42, a high-wing twin powered by two Honda-based engines. Here’s an early look. [Credit: Andrew Robinson]

Viking V-42 Twin

Andrew Robinson - August 24, 2026 0

Outside the exhibition hangers at Sun ‘n Fun, Viking Aircraft Engines had its usual...