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6-liter, 12-cylinder engine
Unlike most hydrogen-powered vehicles, the H2R doesn’t operate on fuel cells but rather uses a modified 6-liter, 12-cylinder combustion engine for its propulsion. Like fuel cells, the H2R's engine essentially emits nothing but water.

Nevertheless, fuel-cell cars are on the way, he said. “I think we will have a significant market share, like you see actually with the hybrids, between 2010 and 2012,” he added.