Ultralight motor glider, Cumulus motor glider, Cumulus glider by U.S. Aviation, Ultralight Soaring's Cumulus ultralight glider.

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Below is a web video interview on the Cumulus Motor Glider
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The kit should take about 250 hours to build. One customer with the factories assistance spent from a week going from kit to finishing off the kit less wiring.

The Cumulus that was on display was about 80 per cent complete and is expected to be up and flying shortly after the show. Plans are to have two at Airventure, one with the standard wing, the other a Sportplane version with a shorter wing.

The Cumulus can be powered by the 477, or 503 Rotax, or the MZ single cylinder engine. With the 447 take off distance is about 150 feet climb rate 700 feet per minute sink rate 190 feet per second with a 20 to 1 glide ratio.

For web video on ultralights, Rotax engine rebuilding, Buyers Guides, trikes, ppc's, ppg's, and light sport aircraft subscribe to The Ultralight Flyer web video magazine.