Here is something that I discovered a while ago that is right on topic. The VO 1M that was used on brochures and press photos is a very early prototype. It is officially a 135i and not yet a 1M. I'm talking about this car.
Here are full-sized images of the engine bay where you can see VIN stamped on the shock tower. Before proceeding, these are 5mb photos.
Photo 1
Photo 2
Here is the build sheet for this car
