Check out these bikers hitting UNREAL speeds!
171MPH 174MPH (Speedometer is KPH - 280)
Notice the cop car he passes @ 30secs and the siren @ the end of the clip [:D]
220MPH And finally,this guy is going a little bit over 140 MPH in his car!
http://www.youtube.com/v/bEVXtKq-XLo