1975 Australian Manufacturers' Championship

Race schedule

The championship was contested over a five round series.

Each round was a single race of 250 km distance or greater, open to Group C Touring Cars.

Classes

Cars competed in four classes based on engine capacity:

• Up to and including 1300cc
• 1301-2000cc
• 2001-3000cc
• Over 3000cc

Points system

For all rounds other than the Bathurst round, championship points were awarded on a 9-8-7-6-5-4-3-2-1 basis for the first nine places in each class.

For the Bathurst round, championship points were awarded on an 18-16-14-12-10-8-6-4-2 basis for the first nine places in each class.

Additional points were awarded at all rounds on a 4-3-2-1 basis for the first four outright places.

Only the highest placed vehicle from each manufacturer was eligible to score points at any given round.

Championship standings

Note: Only models which contributed to a manufacturer’s points total are shown in the above table.

References

References

1. Conditions for Australian Titles, CAMS Manual of Motor Sport, 1975, pages 84 to 89
2. and was the fifth [[Australian Manufacturers' Championship]].Summary of Titles 1975, CAMS Manual of Motor Sport, 1975, pages 44 to 45.
3. Brock's Incredible Treble, Racing Car News, January 1976, pages 25 to 27
4. Australian Competition Yearbook, 1976, pages 94-115
5. Official Programme, Adelaide International Raceway, Sunday, 24 August 1975
6. Official Programme, Sandown 250 & Marlboro 100, 14 September 1975