Qantas' first aircraft was an Avro 504K (a replica of which can be seen at Sydney Airport's Qantas Domestic Terminal 3 on departures level) with a 100-horsepower (74 kW) water-cooled Sunbeam Dyak engine. By 1921 it also operated a Royal Aircraft Factory BE2E with a 90-horsepower (67 kW) air-cooled engine