PORSCHE RACING HISTORY914/6
1980
3 February 1980 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA)/Jim Cook (USA)/Greg LaCava (USA) | William J. Koll (USA) | 5th | 1st | 48th | 632 laps |
| 83 | Porsche 914/6 | GTU | Harro Zitza (USA)/John Belperche (USA)/Doug Zitza (USA) | Zotz Garage (USA) | 64th | 18th | 68th | 44 laps - DNF |
22 March 1980 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 22 | Porsche 914/6 | 914 043 0188 | GTU | Gary Hirsch (USA)/Rainer Brezinka (CDN)/Peter Aschenbrenner (CDN) | R & H Racing (CDN) | 20th | 6th | 71st | 205 laps |
| 24 | Porsche 914/6 | 471 29 12215 | GTU | Vince DiLella (USA)/Manuel Cueto (USA) | DiLella Racing (USA) | 28th | 9th | 78th | 172 laps - DNF |
| 23 | Porsche 914/6 | 473 29 24107 | GTU | Bob Zulkowski (USA)/Dennis Brisken (USA)/Gary Nylander (USA) | Metalcraft Racing (USA) | 55th | 17th | 70th | 73 laps - DNF |
| 85 | Porsche 914/6 | GTU | John Hulen (USA)/Ron Coupland (USA) | John E. Hulen (USA) | 73rd | 22nd | 58th | 20 laps - Electrics |
27 April 1980 - Riverside 5 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 45 | Porsche 914/6 | 914 043 0593 | GTU | Ray Ratcliff (USA)/Bill Koll (USA) | R. F. Ratcliff (USA) | 21st | 6th | 49th | 137 laps |
| 28 | Porsche 914/6 | 473 29 24107 | GTU | Bob Zulkowski (USA)/Bill Johnson (USA) | Metal Craft Racing (USA) | 39th | 15th | 57th | 67 laps |
5 July 1980 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 23 | Porsche 914/6 | 473 29 24107 | Trans Am | Bob Zulkowski (USA)/Gary Pullyblank (CDN)/Bernie Storc (USA) | Metal Craft Racing (USA) | 26th | 11th | 30th | 74 laps - Electrical |
31 August 1980 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 52 | Porsche 914/6 | GTU | Wayne Baker (USA)/Jeff Scott (USA) | Personalized Autohaus (USA) | 28th | 11th | 34th | 83 laps | |
| 85 | Porsche 914/6 | GTU | Ron Coupland (USA)/John Hulen (USA) | John E. Hulen (USA) | 42nd | 15th | 43rd | 30 laps - DNF | |
| 40 | Porsche 914/6 | GTU | Mark Altman (USA) | Southard Motor Racing (USA) | 43rd | 16th | 37th | 17 laps - DNF |
30 November 1980 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 04 | Porsche 914/6 | 471 29 12215 | GTU | Vince DiLella (USA)/Manuel Cueto (USA) | DiLella Racing (USA) | 26th | 9th | 69th | 53 laps |