The history of the F6F fighter was unusual. The US Navy ordered a carrier-based fighter from Chance Vought, designed to replace the newly adopted Grumman F4F-3 fighter in the future. later named "Wildcat." The proposed design by Chance Vought was largely innovative. In particular, the aircraft was supposed to be equipped with the Pratt & Whiney R-2800 Double Wasp engine, which existed at that time, with a capacity of 2028 hp.