http://www.autoblog.com/2007/10/25/roush-ford-racing-announce-gt500-supercharger-upgrade/ Autoblog Comments for http://www.autoblog.com/media/feedlogo.gif http://www.autoblog.com en-us Copyright 2008 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://www.autoblog.com/2007/10/25/roush-ford-racing-announce-gt500-supercharger-upgrade/http://www.autoblog.com/2007/10/25/roush-ford-racing-announce-gt500-supercharger-upgrade/Oct 25th 2007 5:59PM