Here's an article about a 911SC owner upset about the bill:
http://sfgate.com/cgi-bin/article.cgi?f=/c/a/2004/09/18/BAGG08QTDM1.DTL
If Arnold really wants to cut smog, why don't those #@*$ open piped two-wheeled noisemakers called Harleys have to meet smog tests? Even brand new ones? They are noise polluters as well as emission polluters.