EnginesWright R-2600-3 Twin CycloneWright R-2600-3 Twin CycloneWright R-2600-3 Twin CycloneLayoutRadialCoolingAirFuelPetrolDisplacement42.67 LAircraft 1193119321933193419351936193719381939194019411942194319441945A-20A143≈ 31 Aug 1942 – Sep 1942