Paul Bertorelli

When 100LL phases out, the replacement will almost certainly be a 100-octane equivalent. But which one? By Paul Bertorelli.

Garmin International has jumped into the world of avionics for experimental and light sport aircraft with both feet.

American Legends new Super Legend is almost a clone of the ever-popular Super Cub-the company even used Pipers original drawings for some of the Legends parts. The result: a well-balanced, easy-to-fly airplane, with a kit version to be released in 2013. By Paul Bertorelli.

Thanks to environmental regulations, court challenges and economic realities, an unleaded replacement for avgas is definitely on the horizon, but it’s still a distant horizon. Meanwhile, we still have 100LL, which remains widely available. By Paul Bertorelli.

Dynon’s “Pocket Panel” self-contained mini-EFIS has plenty going for it—excellent performance, portability and a reasonable price. By Paul Bertorelli.

Paul Bertorelli takes a tour of the Rotax factory in Austria and discusses the company’s new 912 iS engine and what it has to offer to homebuilders.

At Aero Friedrichshafen, ULPower showed off its new line of six-cylinder engines, from 145 to 200 HP.

Rotax has added a new engine to its line of popular four-cylinder, four-stroke aircraft engines: the 912iS. The new engine represents somewhat of a...

Garmin builds on its portable product line with two new navigators: the aera 795 and 796. Paul Bertorelli reviews these synthetic-vision capable units.

While the industry awaits an unleaded replacement for 100LL, Continental has moved rapidly forward to certify a new version of its six-cylinder IO-360 that...