I got my 408 up and running. It idles at about 850 and has the radical idle I wanted. Took it for a small burn around the block. can't wait to be able to drive it out of 1st gear and open it up. Here is a couple hyper links to youtube on idle and go carting.Enjoy!! Bermblaster
http://www.youtube.com/watch?v=xGppRZyQQCE http://www.youtube.com/watch?v=YXJGU4GETE8