DeltaHawk Engines Inc.'s new DHK180 piston engine, which was FAA certified in May, is heading toward production, the company announced Monday at EAA AirVenture. According to Dennis Webb, DeltaHawk ...
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.