1993 Australian Individual Speedway Championship  The 1993 Australian Individual Speedway Championship was held at the Brisbane Exhibition Ground in Brisbane, Queensland on 30 January 1993. Defending champion Leigh Adams won his second straight Australian Championship. Fellow Mildura rider Jason Lyons finished second with Adelaide's Shane Bowes finishing third. Another Adelaide rider (though riding under the Western Australian flag) Craig Hodgson defeated Queensland champion Troy Butler to claim fourth place.