PORSCHE RACING HISTORY911
1966 1967 1968 1969 1970 1971 1973 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990
1984
5 February 1984 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 911 | GTU | Blake Pridgen (USA)/Rusty Bond (USA)/Ren Tilton (USA) | E. J. Pruitt & Sons | 13th | 2nd | 73rd | 571 laps | |
| 51 | Porsche 911 | 911 230 1687 | GTU | Chris Wilder (USA)/Dennis DeFranceschi (USA)/Buz McCall (USA) | Chris Wilder | 52nd | 14th | 66th | 212 laps - DNF |
24 March 1984 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 911 | GTU | Blake Pridgen (USA)/Rusty Bond (USA)/Ren Tilton (USA) | E. J. Pruitt & Sons | 12th | 3rd | 52nd | 234 laps | |
| 51 | Porsche 911 | 911 230 1687 | GTU | Van McDonald (USA)/Dennis DeFranceschi (USA) | Chris Wilder | 14th | 5th | 62nd | 222 laps |
| 71 | Porsche 911 | GTU | John Higgins (USA)/James King (USA)/Howard Cherry (USA) | THR Foreign Car (USA) | 15th | 6th | 55th | 221 laps | |
| 69 | Porsche 911 | GTU | John Hofstra (USA)/Peter Uria (USA)/Mick Robinson (USA) | George Shafer | 53rd | 16th | 59th | 69 laps - Spin | |
| 78 | Porsche 911 | 911 030 0568 | GTU | Klaus Bitterauf (USA)/Vicki Smith (USA)/Arvid Albanese (USA) | Der Klaus Haus | 65th | 22nd | 78th | 37 laps - DNF |
| 03 | Porsche 911 | GTU | Vince DiLella (USA)/Manuel Cueto (USA) | DiLella Racing (USA) | 73rd | 24th | 81st | 19 laps - Engine |
29 April 1984 - Riverside 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 911 | GTU | Sergio Nardi (USA)/Angel Nardi (USA) | Nardi Motors | 30th | 6th | 49th | 130 laps | |
| 53 | Porsche 911 | GTU | John Winthrop (USA)/Rick Jackson (USA) | Air Group Racing | 34th | 8th | 47th | 85 laps - DNF |
5 August 1984 - Sears Point IMSA GT - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 911 | 453360 | GTU | John Johnson (USA) | John Johnson (USA) | 14th | 8th | 19th | 29 laps |
| 70 | Porsche 911 | GTU | Larry Chmura (USA) | 19th | 11th | 23rd | 28 laps | ||
| 3 | Porsche 911 | GTU | Charles Price (USA) | Chaz Jr. Racing | 23rd | 13th | 29th | 23 laps - DNF |
26 August 1984 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 31 | Porsche 911 | GTU | Gary Altman (USA)/Mark Altman (USA)/David Finch (USA) | Altman Bros. Motor Racing (USA) | 19th | 4th | 48th | 103 laps | |
| 71 | Porsche 911 | GTU | John Higgins (USA)/James King (USA)/Howard Cherry (USA) | The Foreign Exchange (USA) | 29th | 9th | 52nd | 87 laps |