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.

Add Yahoo as a preferred source to see more of our stories on Google. The future of aviation is happening thanks to DeltaHawk, a Racine company. Even if you don't know anything about planes, you'll be ...

RACINE — DeltaHawk Engines, a Racine-based, privately held developer of general aviation engines, has announced investment from the Ruud family that gives them majority interest in the company.

PIPER AIRCRAFT unveiled diesel-powered Seminole DX with 180-hp, turbo-charged DeltaHawk DHK4A180 engine. Steve Costley is responsible for the overall production SpeedNews. Steve has over 30 years of ...

RACINE — A bright, sunny day is when you can really see them. The clouds don’t block your view and the colors pop against the blue sky. A young Brayden Cespuglio looks up, his grandfather next to him.