The 1981 Australian Endurance Championship was a CAMS sanctioned motor racing title for car manufacturers, contested with Group C Touring Cars. It was the 11th circuit racing manufacturers’ championship title to be awarded by CAMS and the first to carry the Australian Endurance Championship name. No driver’s title was awarded in connection with this championship.
Toyota were awarded the championship with a maximum possible score of 36 points, from Ford on 27, with Holden, Mazda and Mitsubishi tied for third on 24 points each. Toyota’s score was attained by Graeme Bailey, with three class wins, and Peter Williamson, with one. Both drove Toyota Celicas.
The championship was contested over a four round series with each round staged as a single race of between 250 km and 500 km.