EnginesPratt & Whitney R-1535-02 Twin Wasp JuniorPratt & Whitney R-1535-02 Twin Wasp JuniorPratt & Whitney R-1535-02 Twin Wasp JuniorLayoutRadialCoolingAirFuelPetrolDisplacement25.15 LRatingsRegimePowerTakeoff825 hpContinuous750 hpAircraft 1193119321933193419351936193719381939194019411942194319441945SB2U-3574 Jun 1942 – 5 Jun 1942