The 1981 Nova V4 was to be the result of a partnership between Harley-Davidson and Porsche to design and build liquid-cooled motorcycles. But the concept never got out of the design phase. These are preproduction and racing mock-ups.
July 14, 2011 9:00 AM PDT
Photo by: John Scott Lewinski/CNET
| Caption by: John Scott Lewinski
Conversation powered by Livefyre