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| Can-Am Mosport | Labatt's Blue Trophy in the Can-Am Challenge Race | 10.6.1973 |
| 6 |  |
| Open bodywork |
| Driven by: Mark Donohue (USA) | Result: 7th Grid: 1st (1:14.100) |
| Colours: dark blue/yellow (+red) |
| Tyres: Goodyear |
| Photo updated: 02/10/2004 | Photo by: Alan Fassbender |