PORSCHE RACING HISTORYPorsche 911 SC - Chassis No. 911 460 0111
One of 15 RSRs specially built for Roger Penske’s IROC Series 1973 - Roger Penske aquired new from Porsche
27 October 1973 - IROC Riverside 1 - IROC - International Race of Champions
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 5 | Porsche 911 Carrera RSR | 911 460 0111 | David Pearson (USA) | Roger Penske (USA) | 9th | 3rd | 28 laps - Oil Leak |
5 July 1980 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 98 | Porsche 911 SC | 911 460 0111 | Trans Am | John Bauer (USA)/Larry Green (USA) | Green Racing (USA) | 12th | 1st | 18th | 121 laps |