A peek inside the 2009 BMW S1000 RR Superbike.
(BMW Motorrad USA)
"...Cams act on Formula 1-style finger followers, which in turn lever the titanium valves open. Benefits are 50 percent less weight, faster valve acceleration and more lift in less space..." read more here
![](http://zedomax.com/blog/wp-content/uploads/2008/10/bmw-s-1000-rr-2-690x516.jpg)
![](http://image.motorcyclistonline.com/f/29580504+w750+st0/122_0909_03_z+2010_bmw_s1000rr+titanium_valves.jpg)
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