What You Need to Know: The Northrop F-20 Tigershark is celebrated as the "greatest fighter never built." Originating from the F-5E Tiger II, the F-20 offered cutting-edge avionics, a GE F404 ...

The F-20 Tigershark may not have been mass-produced like some of its contemporaries, but it's design paved the way for the fighter jets we know today.

F-20 Tigershark Becomes a Fish Out of Water. For one thing, global politics, as well as parochialist bureaucratic turf battles, played into the picture.

What You Need to Know: The Northrop F-20 Tigershark is celebrated as the “greatest fighter never built.” Originating from the F-5E Tiger II, the F-20 offered cutting-edge avionics, a GE F404 ...