ground-boosted engine

ground-boosted engine

An aircraft reciprocating engine with a built-in supercharger or turbocharger that boosts the manifold pressure well above sea level pressure to achieve the rated horsepower of the engine.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
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In our view, there's no compelling reason to switch from a 310-HP turbonormalized engine to a 310-HP ground-boosted engine. Horsepower is horsepower and the two would perform so similarly as to present trivial differences.

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