Glasair Sportsman: 360 vs. 390

If you're building a Glasair Sportsman, you have the choice of a 180-HP IO-360 or the beefier IO-390. Which engine is best? It depends? In this video, Kitplanes Magazine editor Marc Cook analyzes the pros and cons.

KITPLANES Web editor Omar Filipovic, based in Portland, Oregon, is a GlaStar builder—old school, that is, he’s taking his time and doing everything himself.

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