Helicopters are ideal for lots of useful tasks, but speed over the ground has never been their strong suit, with a world speed record of only about 220 knots. That could change if a new Russian design in development lives up to its promise — an official at a technical conference last month revealed plans for a twin-engine, two-rotor design that could go as fast as 378 knots. Images from his talk escaped into Russian social media, and the project was reported on last month by defence-blog.com.
This is a companion discussion topic for the original entry at https://www.avweb.com/recent-updates/business-military/leaked-images-show-superfast-russian-helicopter