Open Road Racing are technically rallies with speed classes starting at 95 up to 170 and 'unlimited'. 170 and unlimited cars will see speeds in excess of 200. You may have heard of Big Red. See below;
http://www.silverstateclassic.com/
http://bborr.com/
http://www.youtube.com/results?searc...&search=Search
http://www.bigredcamaro.com/newsite/site.htm