Saw this while browsing the latest Automobilia Auktion Ladenburg auction. It's a 15min dealer demo film reel that has been put onto DVD. Now everyone will know how to orient their spare tire. Valve stem faces the passenger side. :D
www.autotechnikauktion.de
Once again they have some great Porsche items, this time some from Peter Falk.
A few screenshots:
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Attachment 196975
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Attachment 196977