We've had a production 8'6 that is 34" wide x 6" thick for about a year now. It gets lots of second looks.
http://southcountysurf.com
All our boards are super wide....can do anything with them.
http://southcountysurf.com/hawaii/tow.htm
Got a new one almost ready that is 8' x 33" wide 5 1/2" thick
http://southcountysurf.com/new2009.htm
If anyone is in SoCal and wants to demo it let me know. It's not for everyone so we've only made 10.
L8r,
John