As Light Sport Aircraft become more popular, so too will the desire to learn more about maintaining one of the most common engines used in these designs, the Rotax four-strokes. Columnist Dave Martin goes back to school to learn about routine Rotax maintenance as well as safe operation of the popular engine.
This month, Light Stuff columnist Dave Martin briefly reviews the history of single-seat ultralights and predicts their future as ELSAs. Assuming they are neither fat nor too fast, getting the required training may still be a stickler.