| Circuit | Montjuich |
| Date | 29.04.1973 |
| Laps | 75 |
| Distance | 284,250 km /176,625 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 7 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | 12. |
| 8 | Arturo Merzario | 312 B3 | 011 | Scuderia Ferrari | did not start/withdrawn |
| Circuit | Zolder |
| Date | 20.05.1973 |
| Laps | 70 |
| Distance | 295,470 km / 183,610 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 3 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | retired/Ölpumpe |
| ? | Arturo Merzario | 312 B3 | 011 | Scuderia Ferrari | did not start/withdrawn |
| Circuit | Monte Carlo |
| Date | 03.06.1973 |
| Laps | 78 |
| Distance | 255,684 km /158,886 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 3 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | retired/drive shaft |
| 4 | Arturo Merzario | 312 B3 | 011 | Scuderia Ferrari | retired/oil pressure |
| Circuit | Anderstorp |
| Date | 17.06.1973 |
| Laps | 80 |
| Distance | 321,440 km /199,760 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 3 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | 6. |
| Circuit | Le Castellet |
| Date | 01.07.1973 |
| Laps | 54 |
| Distance | 313,740 km /194,940 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 3 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | 5. |
| 4 | Arturo Merzario | 312 B3 | 012 | Scuderia Ferrari | 7. |
| Circuit | Silverstone |
| Date | 14.07.1973 |
| Laps | 67 |
| Distance | 314,900 km /195,640 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 3 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | 8. |
| Circuit | Österreichring |
| Date | 19.08.1973 |
| Laps | 54 |
| Distance | 319,194 km /198,342 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 4 | Arturo Merzario | 312 B3 | 011 | Scuderia Ferrari | 7. |
| Circuit | Monza |
| Date | 09.09.1973 |
| Laps | 55 |
| Distance | 317,625 km /197,340 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 3 | Jacky Ickx | 312 B3 | 010 | Scuderia Ferrari | 8. |
| 4 | Arturo Merzario | 312 B3 | 012 | Scuderia Ferrari | retired/accident/front suspension |
| Circuit | Mosport |
| Date | 23.09.1973 |
| Laps | 80 |
| Distance | 316,480 km /196,640 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 4 | Arturo Merzario | 312 B3 | 011 | Scuderia Ferrari | 15. |
| Circuit | Watkins Glen |
| Date | 07.10.1973 |
| Laps | 59 |
| Distance | 320,547 km /199,184 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 4 | Arturo Merzario | 312 B3 | 011 | Scuderia Ferrari | 16. |