I use extreme polish, I use it on all my show cars. If that doesnt work you may have to buff it with a jelwers rougue (spelled wrong).
2002 954RR
2001 ZX6R (stunt bike)
http://home.sc.rr.com/minytrker/bike.htm
2002 954RR
2001 ZX6R (stunt bike)

http://home.sc.rr.com/minytrker/bike.htm