PORSCHE RACING HISTORYPorsche 911 Carrera RSR - Chassis No. 911 460 0037
One of 15 RSRs specially built for Roger Penske’s IROC Series 1973 - Roger Penske aquired new from Porsche
27 October 1973 - IROC Riverside 2 - IROC - International Race of Champions
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 1 | Porsche 911 Carrera RSR | 911 460 0037 | Mark Donohue (USA) | Roger Penske (USA) | 12th | 12th | 9 laps - Throttle Linkage |
28 October 1973 - IROC Riverside 3 - IROC - International Race of Champions
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 1 | Porsche 911 Carrera RSR | 911 460 0037 | George Follmer (USA) | Roger Penske (USA) | 5th | 12th | 30 laps |
2 February 1975 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Bill Webbe (USA)/George Dickinson (USA)/Harry Theodoracopulos (USA) | Bill Webbe (USA) | 5th | 5th | 20th | 623 laps |
7 July 1979 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 47 | Porsche 911 Carrera RSR | 911 460 0037 | TA-II | Jon McKnight (USA)/Doug Lutz (USA) | Doug Lutz (USA) | 26th | 12th | 27th | 111 laps - Ignition |
26 May 1980 - Lime Rock 1.5 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 5 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA) | 19th | 12th | 21st | 0 laps |
1 February 1981 - Daytona 24 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Robin Boone (USA)/Dave White (USA) | D. L. Performance Engineering (USA) | 63rd | 25th | 52nd | 47 laps - Accident |
21 March 1981 - Sebring 12 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Dave Panaccione (USA) | D. L. Performance Engineering (USA) | 32nd | 13th | 55th | 155 laps |
24 May 1981 - Lime Rock 200 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Dave Panaccione (USA) | D. L. Performance Engineering (USA) | 16th | 8th | 26th | 105 laps |
4 July 1981 - Daytona 250 Miles Paul Revere - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA) | D. L. Performance Engineering (USA) | 29th | 11th | 26th | 22 laps - DNF |
29 November 1981 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Dave Panaccione (USA) | D. L. Performance Engineering (USA) | 25th | 11th | 32nd | 54 laps |
31 January 1982 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Dave Panaccione (USA)/Chip Mead (USA)/John Graham (CDN) | D. L. Performance Engineering (USA) | 58th | 27th | 62nd | 71 laps - DNF |
20 March 1982 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 75 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Dave Panaccione (USA) | D. L. Performance Engineering (USA) | 14th | 6th | 34th | 205 laps |
26 September 1982 - Pocono 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Dave Panaccione (USA) | D & L Performance (USA) | 19th | 7th | 38th | 149 laps |
6 February 1983 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Dave Panaccione (USA)/Larry Connor (USA)/Fern Prego (USA) | D & L Performance (USA) | 59th | 29th | 59th | 113 laps - Flywheel |
27 February 1983 - GP Miami IMSA GTO - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA) | DL Performance Eng. (USA) | 7th | 7th | 17th | 33 laps |
19 March 1983 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 911 Carrera RSR | 911 460 0037 | GTO | Doug Lutz (USA)/Mike Brummer (USA)/Larry Connor (USA) | DL Performance Engineering (USA) | 49th | 23rd | 84th | 139 laps |