Not come across one of these before. That's a lot of BHP from a 3.2 litre engine.
MERCEDES-BENZ E CLASS E320 W124 COUPE TWINTURBO 655BHP on eBay (end time 24-Feb-11 11:12:42 GMT)
MERCEDES-BENZ E CLASS E320 W124 COUPE TWINTURBO 655BHP on eBay (end time 24-Feb-11 11:12:42 GMT)
now it looks nice, but no way this is 655bhp from a 3.2 24 valve with just a TT kit and a dump valve.
http://cgi.ebay.co.uk/Mercedes-SL-AMG-Pininfarina-Prototype_W0QQitemZ330294650013QQcmdZViewItemQQptZAutomobiles_UK?hash=item330294650013&_trksid=p3286.c0.m14&_trkparms=72%3A1301%7C66%3A2%7C65%3A12%7C39%3A1%7C240%3A1318
Not sure myself?