The 1985 Australian Manufacturers' Championship was a CAMS sanctioned motor racing title for car manufacturers. It was the 15th manufacturers title to be awarded by CAMS and the 6th to carry the Australian Manufacturers' Championship name. All championship rounds were open to cars complying with Australian Touring Car regulations, which were based on FIA Group A rules.

Calendar

The championship was contested concurrently with the 1985 Australian Endurance Championship over a five-round series with one race per round.

Class structure

Cars were grouped into three engine classes based on engine capacity:

Points system

Championship points were awarded on a multi scale system for outright places gained at each round: Points were awarded only for the highest scoring car from each manufacturer at each round.

Results

Note: Only the top ten championship placing are shown in the above table.