Piston-driven aircraft follow a time-tested design that can take you to the sky at a fraction of the price of a jet. Brands Search. Close. Search for: Search. Top Stories; Aircraft; ...

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.