PORSCHE RACING HISTORYPorsche 911 Carrera RS - Chassis No. 911 360 0446
13 May 1973 - Targa Florio - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 110 | Porsche 911 Carrera RS | 911 360 0446 | GT+2.0 | Andrew Hedges (GB)/Dan Margulies (GB) | Comstock | 18th | 4th | 54th | 9 laps |