 However, they were forced to give best to Allan Moffat and his smaller, lighter (and thus much better suited to the tight Australian tracks) Mazda RX-7.Moffat won four of the eight rounds, and with the emergence of the smaller capacity Nissan Bluebird turbo of George Fury, Brock and Grice finished only 3rd and 4th at the end of the championship.Further homologations grants from the Confederation of Australian Motorsport (CAMS) in August 1983 saw the VH Commodore SS once again the car to beat.