1973 World Championship for Makes

It featured the 1973 World Championship for Makes and the 1973 Cup for GT Cars which were contested concurrently over a ten race series.

The following races counted towards the 1973 World Championship for Makes and the 1973 Cup for GT Cars.

† - No GT entries were received for the Österreichring event which was held only two weeks after Le Mans.

The Buenos Aires 1000 km, scheduled to be held on 21 October,[4] was cancelled six weeks after the running of the Watkins Glen 6 Hours.

[5] Championship points were awarded to the top 10 finishers in the order of 20-15-12-10-8-6-4-3-2-1 but only for the highest placed car of each make.

Matra won the 1973 World Championship for Makes
Ferrari placed second in the championship
Porsche placed third in the championship
Porsche won the 1973 Cup for GT Cars with 911S and Porsche 911 Carrera RSR (pictured)