PORSCHE RACING HISTORYBob Akin (USA)
1979 : Sebring 12 Hours - 1st overall : Watkins Glen 6 Hours - 3rd overall, 1st in class
4 February 1979 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 935 | 930 770 0910 | GTX | Bob Akin (USA)/Rob McFarlin (USA)/Roy Woods (USA) | Dick Barbour Racing (USA) | 52nd | 13th | 9th | 117 laps - Engine |
17 March 1979 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 935 | 930 770 0910 | GTX | Bob Akin (USA)/Rob McFarlin (USA)/Roy Woods (USA) | Dick Barbour Racing (USA) | 1st | 1st | 9th | 239 laps |
22 April 1979 - Riverside 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 935 | 930 770 0910 | GTX | Rob McFarlin (USA)/Roy Woods (USA)/Bob Akin (USA) | Dick Barbour Racing (USA) | 4th | 4th | 13th | 189 laps |
10 June 1979 - Le Mans 24 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 71 | Porsche 935/77A | 930 890 0024 | IMSA+2.5 | Roy Woods (USA)/Bob Akin (USA)/Rob McFarlin (USA) | Dick Barbour (USA) | DNF | 32nd | 78 laps - Head Gasket |
7 July 1979 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 71 | Porsche 935 | 930 890 0024 | TA-II | Rob McFarlin (USA)/Roy Woods (USA)/Bob Akin (USA) | Dick Barbour Performance (USA) | 3rd | 1st | 9th | 170 laps |
29 July 1979 - Sears Point 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 71 | Porsche 935 | 930 890 0024 | GTX | Bob Akin (USA) | Dick Barbour Racing (USA) | 15th | 10th | 16th | 36 laps - DNF |
2 September 1979 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 935 | 930 770 0910 | GTX | Rob McFarlin (USA)/Bob Akin (USA) | Dick Barbour Racing (USA) | 5th | 5th | 11th | 120 laps |
23 September 1979 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 05 | Porsche 935 | 930 770 0957 | GTX | Bob Akin (USA) | Busch Beer (USA) | 8th | 8th | 7th | 38 laps |
25 November 1979 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 05 | Porsche 935 | 930 770 0957 | GTX | Bob Akin (USA)/Roy Woods (USA) | Busch Beer (USA) | 6th | 6th | 11th | 46 laps |