A Rotax 912ULS2 engine powers SunDancer. Besides its incredible power to weight ratio (100 hp/ 100 pounds) and miserly fuel burn, the Rotax engine is tops in reliability. Austrian engineering has produced an engine whose exacting tolerances require only O-rings and Locktite - not gaskets -to seal components. In this 6 minute video by AV Web, Paul Bertorelli will give you a peek inside the Rotax aviation engine factory.
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