| 10 Jan | Buenos Aires 1000 Km |
| 30-31 Jan | Daytona 24 Hrs |
| 20 Mar | Sebring 12 Hrs |
| 4 Apr | Brands Hatch 1000 Km |
| 18 Apr | Le Mans 3 Hrs |
| 25 Apr | Monza 1000 Km |
| 9 May | Spa-Francorchamps 1000 Km |
| 16 May | Targa Florio |
| 30 May | Nürburgring 1000 Km |
| 12-13 Jun | Le Mans 24 Hrs |
| 27 Jun | Österreichring 1000 Km |
| 24 Jul | Watkins Glen 6 Hrs |
| 1 | Porsche | 34 pts |
| 2 | Alfa Romeo | 22 |
| 3 | Ferrari | 10 |
| 4 | Lola | 9 |
| 1 | Porsche | 85 pts (72) |
| 2 | Alfa Romeo | 54 (51) |
| 3 | Ferrari | 26 |
| 4 | Chevrolet | 5 |
| = | Lola | 5 |
| 1 | Porsche | 70 pts (54) |
| 2 | Chevrolet | 32 |
| 3 | Opel | 6 |
| 4 | Alfa Romeo | 3 |
| 5 | Lancia | 2 |
| 1 | Porsche | 60 pts |
| 2 | Ferrari | 33 |
| 1 | Luigi Chinetti, Jr | 19 pts |