The 1980 Australian Championship of Makes was a CAMS sanctioned Australian motor racing title open to Touring Cars complying with Group C regulations.^[1] It was the tenth manufacturers’ title to be awarded by CAMS and the fifth to carry the Australian Championship of Makes name.^[2] The title was awarded to Holden.^[2]

The 1980 Australian Championship of Makes was contested over a three-round series with one race per round.^[3]

Round[3]	Name[3]	Circuit[3]	Date[3]	Driver(s)[3]	Team[3]	Car[3]	Report
1		Adelaide International Raceway	17 August	Peter Brock	Holden VB Commodore	Holden Dealer Team
2	Hang Ten 400	Sandown Park	14 September	Peter Brock	Holden VC Commodore	Holden Dealer Team	Report
3	Compact Tennis 400	Surfers Paradise	2 November	Charlie O'Brien	Holden VC Commodore	Roadways Gown-Hindhaugh	[4]

Cars competed in four engine displacement classes:^[1]

• Up to 1600cc^[1]
• 1600 to 2000cc^[1]
• 2001 to 3000cc^[1]
• 3001 to 6000cc^[1]

Championship points were awarded on a 9-6-4-3-2-1 basis to the best six placed cars in each class.^[1] Only the highest scoring car of each make was awarded points and then only the points applicable to the position filled.^[1] The title was awarded to the make of car gaining the highest number of points in the series with all points acquired in all races counted.^[1] No drivers' title was allocated or permitted to be advertised in connection with the title.^[1]