I read this thread over at www.nasioc.com. I wonder if this would work on ours. They went from 440cc to 740cc. What do yall think?
http://forums.nasioc.com/forums/showthread.php?s=&threadid=478921&perpage=25&pagenumber=1
http://forums.nasioc.com/forums/showthread.php?s=&threadid=478921&perpage=25&pagenumber=1