Spectators are $3 Active and retired military free, I just heard about this the other day or I would have posted sooner. Entries are $20 beforehand and $25 day of. There were some 600 plus entries last year here is a link to their website
http://www.aqbc.net/2009CarShow_files/Page441.htm
Some nice rides to be sure, I plan to attend this year, I will try to get some photos, especially if there are some bumps to be seen.
Anyone close enough should be there or be square

If my kids don't go I may drive my bump