PORSCHE RACING HISTORYPorsche 917/10 - Chassis No. 917/10-006
11 June 1972 - Can-Am Mosport - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 4th | 5th | 78 laps |
9 July 1972 - Can-Am Road Atlanta - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 3rd | 5th | 74 laps |
23 July 1972 - Can-Am Watkins Glen - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 6th | 8th | 57 laps |
6 August 1972 - Can-Am Mid-Ohio - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 3rd | 6th | 77 laps |
27 August 1972 - Can-Am Road America - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 7th | 3rd | 47 laps |
17 September 1972 - Can-Am Donnybrooke - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 2nd | 5th | 70 laps |
1 October 1972 - Can-Am Edmonton - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | DNF | 6th | 0 laps - Cooling Fan |
15 October 1972 - Can-Am Laguna Seca - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | 4th | 6th | 86 laps |
29 October 1972 - Can-Am Riverside - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 917/10 | 917/10-006 | Milt Minter (USA) | Vasek Polak Racing | DNF | 6th | 18 laps - Blown Engine |
10 June 1973 - Can-Am Mosport - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 917/10 TC | 917/10-006 | Hans Wiedmer (D) | Hans Wiedmer | 2nd | 8th | 78 laps |
8 July 1973 - Can-Am Road Atlanta - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 917/10 TC | 917/10-006 | Hans Wiedmer (D) | Hans Wiedmer | DNF | 12th | 28 laps - Driver ill |
22 July 1973 - Can-Am Watkins Glen - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 917/10 TC | 917/10-006 | Hans Wiedmer (D) | Hans Wiedmer | DNF | 9th | 34 laps - Turbo |
12 August 1973 - Can-Am Mid-Ohio - Can-Am - Canadian-American Challenge Cup
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 917/10 TC | 917/10-006 | Hans Wiedmer (D) | Hans Wiedmer | DNF | 17th | 4 laps - Hit Guardrail |