At Heli-Expo 2016, owner of MD Helicopters, Lynn Tilton, said the company is working on a clean-sheet light attack helicopter dubbed 6XX.
By Staff Sgt. Perry Aston (USAF) (dvidshub.net) [Public domain], via Wikimedia Commons
The new rotor-craft is an evolution of the current MD530-series light attack helicotper and is for “future armed aerial scout-type roles for the domestic and international markets.”
Powered by Rolls-Royce M250-C47E3 engines, the prototype is expected to be flying next year.