1974 Australian Manufacturers' Championship

The 1974 Australian Manufacturers' Championship was a CAMS sanctioned Australian national motor racing title open to Group C Touring Cars. The championship, which was the fourth Australian Manufacturers' Championship, was won by General Motors-Holden's.

The championship was contested over a five round series with each round being a single race staged over a minimum distance of 250 km.

Cars competed in four engine capacity classes.

Championship points were awarded on a 9-8-7-6-5-4-3-2-1 basis for the first nine positions in each class plus 4-3-2-1 for the first four positions outright at all rounds except the Bathurst round. For the Bathurst round only, championship points were awarded on an 18-16-14-12-10-8-6-4-2 basis for the first nine positions in each class plus 4-3-2-1 for the first four positions outright. Only the best placed car from each manufacturer was eligible to score points.

Note: Championship placings below second position are not known.

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