PORSCHE RACING HISTORYHurley Haywood (USA)
1978 : Sebring 12 Hours - 2nd overall : Laguna Seca 100 Miles - 2nd overall : Le Mans 24 Hours - 3rd overall
5 February 1978 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 95 | Porsche 935 | 930 770 0957 | GTX | Hurley Haywood (USA)/Bob Hagestad (USA)/Doc Bundy (USA) | Bob Hagestad (USA) | 40th | 16th | 60th | 400 laps - Clutch |
18 March 1978 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 95 | Porsche 935 | 930 770 0957 | GTX | Bob Hagestad (USA)/Hurley Haywood (USA) | Bob Hagestad (USA) | 2nd | 2nd | 3rd | 240 laps |
2 April 1978 - Talladega 6 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 95 | Porsche 935 | 930 770 0957 | GTX | Hurley Haywood (USA)/Bob Hagestad (USA) | Bob Hagestad (USA) | 26th | 11th | 2nd | 124 laps - Electrics |
16 April 1978 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 95 | Porsche 935 | 930 770 0957 | GTX | Hurley Haywood (USA) | Bob Hagestad (USA) | 23rd | 13th | 3rd | 33 laps - DNF |
30 April 1978 - Laguna Seca 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 95 | Porsche 935 | 930 770 0957 | GTX | Hurley Haywood (USA) | Bob Hagestad (USA) | 2nd | 2nd | 5th | 52 laps |
11 June 1978 - Le Mans 24 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 936/77 | 936-002 | S+2.0 | Hurley Haywood (USA)/Peter Gregg (USA)/Reinhold Jöst (D) | Martini Racing Porsche System (D) | 3rd | 3rd | 6th | 363 laps |
8 July 1978 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 935 | 930 770 0955 | Gr.5 | Janet Guthrie (USA)/Brian Redman (GB)/Hurley Haywood (USA) | Vasek Polak Racing (USA) | 8th | 6th | 7th | 128 laps |
8 July 1978 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 935 | Gr.5 | Hurley Haywood (USA)/John Gunn (USA) | Vasek Polak Racing (USA) | 33rd | 14th | 17th | 72 laps - Oil Leak |
27 August 1978 - Mid Ohio 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 935 JLP-1 | JLP-1 | GTX | John Paul Sr. (USA)/Hurley Haywood (USA) | 12th | 8th | 2nd | 96 laps - DNF |
26 November 1978 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 | 930 770 0905 | GTX | Gianpiero Moretti (I)/Hurley Haywood (USA) | Electrodyne Inc. (I) | 4th | 4th | 5th | 64 laps |