Gourley represented Australia in 1991 in a Test series against Papua New Guinea. His international rugby league debut in the first Test against PNG in Goroka saw him become Australia's 39th dual-code rugby international, following Ricky Stuart and preceding Andrew Walker.
In 1991, Gourley played for Australia in a Test series against Papua New Guinea. His first international rugby league match, against PNG in Goroka, made him Australia's 39th player to compete in both codes of the sport. He followed Ricky Stuart and preceded Andrew Walker in this distinction.