EnginesWright R-1820-40 CycloneWright R-1820-40 CycloneWright R-1820-40 CycloneLayoutRadialCoolingAirFuelPetrolDisplacement29.88 LAircraft 2193119321933193419351936193719381939194019411942194319441945F2A-310810 Mar 1942 – 4 Jun 1942F2A-243