The lp640 holds the record for highest top speed down the Top Gear runway. If you look for lp640 stuff in You Tube and click the one with Clarkson and a green Murci he babbles something like:
"and its got a top speed of, well, lets find out"
he goes around the turn onto the long straight and floors it
"this is the fastest anything has been down here ever!!"
here take a look at this one
http://www.youtube.com/watch?v=9stcKGfQIWU