This is the full documentary about Yamaha motorcycles around 50 mins. Hope this video stays on! Check out the history about Yamaha motorcycles.

http://bikerpunks.com/mediaviewer/2456/yamaha-motorcycles-documentary.html

its full throttle, still doing the rounds in cable TV land

Yeh i know watched when it was on discovery.But there maybe some on here who may not have watched it or want to see it again