check out this car, its also a true beauty....
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=4586836564&rd=1&sspagename=STRK%3AMESE%3AIT&rd=1#ebayphotohosting

I guess it could compare to the 6.3 but its more efficient and just as black on chrome and quite possibly better maintained.

Peter