Speed, efficiency, and altitude are the name of the game when it comes to aircraft; all of which benefit from smaller engines. "There's no replacement for displacement" applies less to piston-engine ...
DeltaHawk Engines Inc.'s FAA-certified DHK180, a 180hp jet-fuel piston engine, is entering production after 15 years of development. Designed for simplicity, high fuel efficiency, reduced maintenance, ...
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