914/6
1979
4 February 1979 - 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) | Koll Motorsports (USA) | 17th | 7th | 39th | 511 laps - DNF |
40 | Porsche 914/6 | GTU | Steve Southard (USA)/William Koch (USA)/Earl Roe (USA) | Performance Specialists | 31st | 15th | 59th | 385 laps - DNF |
17 March 1979 - Sebring 12 Hours - World Challenge for Endurance Drivers
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA)/Jim Cook (USA)/Dennis Aase (USA) | Koll Motor Sports (USA) | 22nd | 6th | 20th | 182 laps |
93 | Porsche 914/6 | 914 043 0188 | GTU | David Deacon (CDN)/Reagan Riley (CDN)/Hank Franczak (CDN) | M. Rochas Porsche (CDN) | 23rd | 7th | 60th | 179 laps |
85 | Porsche 914/6 | GTU | John Hulen (USA)/Ron Coupland (USA)/Bob Speakman (USA) | John E. Hulen (USA) | 46th | 17th | 39th | 82 laps - DNF | |
25 | Porsche 914/6 | 473 29 24107 | GTU | Bob Zulkowski (USA)/Gerard Raney (USA) | Metal Craft Racing (USA) | 60th | 23rd | 47th | 34 laps - DNF |
16 | Porsche 914/6 | GTU | Darrel Overstreet (USA)/Dwight Mitchell (USA) | Overstreet Racing Ent. (USA) | 62nd | 24th | 32nd | 25 laps - Engine | |
40 | Porsche 914/6 | GTU | Steve Southard (USA)/Earl Roe (USA) | Performance Specialists | 67th | 27th | 54th | 11 laps - DNF |
8 April 1979 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
85 | Porsche 914/6 | GTO | John Hulen (USA) | John Hulen (USA) | 30th | 16th | 38th | 16 laps - DNF |
22 April 1979 - Riverside 6 Hours - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA)/Bill Bean (USA) | Koll Motor Sports (USA) | 13th | 3rd | 31st | 174 laps |
06 | Porsche 914/6 | GTU | Jon Milledge (USA)/Darrel Overstreet (USA) | Darrel Overstreet (USA) | 20th | 7th | 33rd | 170 laps | |
82 | Porsche 914/6 | 914 143 0178 | GTU | Rodd Harrison (USA)/William Brewster (USA) | Schneider Autohaus | 23rd | 9th | 40th | 164 laps |
25 | Porsche 914/6 | 473 29 24107 | GTU | Bob Zulkowski (USA)/Bernie Storc (USA) | Metal Craft Racing (USA) | 41st | 17th | 54th | 42 laps - DNF |
51 | Porsche 914/6 | GTU | Tom Lawson (USA)/John Goodspeed (USA)/Robert L. Douglas (USA) | John Goodspeed | 47th | 20th | 44th | 34 laps - DNF | |
22 | Porsche 914/6 | GTU | Rich Mandella (USA)/Norm Ridgely (CDN)/Jeffrey Stephens (USA) | Cerwin-Vega | 54th | 23rd | 38th | 5 laps - DNF |
3 June 1979 - Trans-Am Westwood - Trans-Am
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
56 | Porsche 914/6 | 914 143 0332 | TA-I | Bruce Sanders (USA) | 13th | 7th | 19th | 49 laps | |
111 | Porsche 914/6 | TA-I | Scott Taylor (USA) | 14th | 8th | 22nd | 49 laps | ||
23 | Porsche 914/6 | 473 29 24107 | TA-I | Bob Zulkowski (USA) | Metal Craft Racing (USA) | 20th | 13th | 14th | 38 laps - Rear End |
17 June 1979 - Brainerd 100 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA) | Koll Motor Sports (USA) | 22nd | 2nd | 16th | 29 laps |
4 July 1979 - Daytona Paul Revere 250 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA)/Jim Cook (USA) | Koll Motor Sports (USA) | 16th | 5th | 31st | 56 laps |
7 July 1979 - Watkins Glen 6 Hours - World Championship for Makes
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
23 | Porsche 914/6 | 473 29 24107 | TA-I | Bob Zulkowski (USA)/Bernie Storc (USA) | Metal Craft Racing (USA) | 33rd | 13th | 33rd | 48 laps - DNF |
15 July 1979 - Mid-Ohio 250 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
95 | Porsche 914/6 | 914 043 0188 | GTU | Reagan Riley (CDN)/David Deacon (CDN) | 16th | 4th | 36th | 90 laps | |
40 | Porsche 914/6 | GTU | Steve Southard (USA)/Earl Roe (USA) | Performance Specialists | 17th | 5th | 27th | 90 laps | |
85 | Porsche 914/6 | GTU | John Hulen (USA)/Ron Coupland (USA) | John E. Hulen (USA) | 24th | 8th | 33rd | 75 laps | |
62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA)/Jim Cook (USA) | Koll Motor Sports (USA) | 29th | 9th | 24th | 58 laps - DNF |
21 July 1979 - Trans-Am Road America - Trans-Am
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
23 | Porsche 914/6 | 473 29 24107 | TA-I | Bob Zulkowski (USA) | Metal Craft Racing (USA) | 20th | 12th | 27th | 21 laps |
29 July 1979 - Sears Point 100 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
01 | Porsche 914/6 Turbo | 914 043 0653 | GTX | Harald von Keszycki | 31st | 18th | 27th | 6 laps - DNF |
5 August 1979 - Trans-Am Watkins Glen - Trans-Am
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
23 | Porsche 914/6 | 473 29 24107 | TA-I | Bob Zulkowski (USA) | Metal Craft Racing (USA) | 30th | 23rd | 30th | 2 laps - Clutch |
2 September 1979 - Road America 500 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
62 | Porsche 914/6 | 914 043 0593 | GTU | Bill Koll (USA)/Jim Cook (USA) | Koll Motor Sports (USA) | 13th | 4th | 24th | 112 laps |
40 | Porsche 914/6 | GTU | Steve Southard (USA)/Earl Roe (USA) | Performance Specialists | 21st | 7th | 39th | 102 laps | |
85 | Porsche 914/6 | GTU | John Hulen (USA)/Ron Coupland (USA) | John E. Hulen (USA) | 24th | 9th | 34th | 89 laps - DNF |
25 November 1979 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
10 | Porsche 914/6 | 914 043 0945 | GTU | Sidney Smith (USA) | 65th | 21st | 60th | 1 lap - DNF |