PORSCHE RACING HISTORYJohn Paul Sr. (USA)
1980 : Daytona 24 Hours - 2nd overall : Laguna Seca 100 Miles - 3rd overall : Silverstone 6 Hours - 3rd overall, 1st in class : Lime Rock 1.5 Hours - 1st overall : Le Mans 24 Hours - 2nd in class : Mosport 6 Hours - 2nd overall : Road America 500 Miles - 1st overall : Road Atlanta 50 Miles - Heat 1 - 3rd overall : Road Atlanta 50 Miles - Heat 2 - 3rd overall : Daytona Finale 250 Miles - 2nd overall
3 February 1980 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 09 | Porsche 935/77A | 930 890 0021 | GTX | John Paul Sr. (USA)/Al Holbert (USA) | Thunderbird Swap Shop (USA) | 2nd | 2nd | 13th | 682 laps |
22 March 1980 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 09 | Porsche 935 K3 | 930 890 0021 | GTX | John Paul Sr. (USA)/Preston Henn (USA)/Al Holbert (USA) | Thunderbird Swap Shop (USA) | 4th | 4th | 11th | 239 laps |
13 April 1980 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul Sr. (USA) | John Paul (USA) | 6th | 6th | 7th | 19 laps |
27 April 1980 - Riverside 5 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 09 | Porsche 935 K3 | 930 890 0021 | GTX | John Paul Sr. (USA)/Preston Henn (USA) | John Paul Racing (USA) | 57th | 19th | 9th | 19 laps - Blown Engine |
4 May 1980 - Laguna Seca 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 09 | Porsche 935 K3 | 930 890 0021 | GTX | John Paul Sr. (USA) | Preston Henn (USA) | 3rd | 3rd | 4th | 52 laps |
11 May 1980 - Silverstone 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | IMSA | John Paul Sr. (USA)/Brian Redman (GB) | JLP Racing (USA) | 3rd | 1st | 7th | 234 laps |
25 May 1980 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 12 | Porsche 935 JLP-2 | 009 00043 | Gr.5 | Brian Redman (GB)/Preston Henn (USA)/John Paul Sr. (USA) | JLP Racing (USA) | DNF | 13th | 27 laps - DNF |
26 May 1980 - Lime Rock 1.5 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 09 | Porsche 935 K3 | 930 890 0021 | GTX | John Paul Sr. (USA)/John Paul, Jr. (USA) | Preston Henn (USA) | 1st | 1st | 5th | 92 laps |
15 June 1980 - Le Mans 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 73 | Porsche 935 JLP-2 | 009 00043 | Gr.5 | John Paul Sr. (USA)/Guy Edwards (GB)/John Paul, Jr. (USA) | JLP Racing (USA) | 9th | 2nd | 16th | 313 laps |
5 July 1980 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 73 | Porsche 935 JLP-2 | 009 00043 | Gr.5 | John Paul Sr. (USA)/John Paul, Jr. (USA)/Preston Henn (USA) | JLP Racing (USA) | 14th | 13th | 10th | 116 laps |
27 July 1980 - Sears Point 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul Sr. (USA) | JLP Racing (USA) | 5th | 5th | 39 laps |
3 August 1980 - Portland 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul Sr. (USA) | JLP Racing (USA) | 4th | 4th | 4th | 52 laps |
17 August 1980 - Mosport 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul, Jr. (USA)/John Paul Sr. (USA) | JLP Racing (USA) | 2nd | 2nd | 3rd | 245 laps |
31 August 1980 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul, Jr. (USA)/John Paul Sr. (USA) | JLP Racing (USA) | 1st | 1st | 7th | 125 laps |
21 September 1980 - Road Atlanta 50 Miles - Heat 1 - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul Sr. (USA) | JLP Racing (USA) | 3rd | 3rd | 8th | 20 laps |
21 September 1980 - Road Atlanta 50 Miles - Heat 2 - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul Sr. (USA) | JLP Racing (USA) | 3rd | 3rd | 8th | 13 laps |
30 November 1980 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-2 | 009 00043 | GTX | John Paul Sr. (USA)/John Paul, Jr. (USA) | JLP Racing (USA) | 2nd | 2nd | 5th | 64 laps |