Saw this car at the YearOne show this past weekend. The sign said it was a 1 of 14 cars prepared by buick for racing. I've attached some pics of the sign and the car. You guys ever hear of this?
look at these threads for info http://www.v8buick.com/showthread.php?t=20570&highlight=1966+gs+a9 http://www.v8buick.com/showthread.php?t=61213&highlight=1966+gs+a9