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In this video, I take on an exciting engineering challenge: combining two internal combustion engines into a single ...
OSHKOSH—Piper Aircraft has partnered with jet-fueled, diesel piston-engine maker DeltaHawk to give future buyers of PA-44 Seminoles a way to bypass the looming U.S. transition away from leaded avgas.
In short, the Douglas DC-7 is considered the last major piston-engine, propeller-driven airliner in the US, with surviving ...