AM FM conversion

Thanks guys.
This place does look good. http://www.turnswitch.com/radio1.htm

I'm still wondering if there are any places that sell kits to do the work yourself.

Here some others as well.

http://www.radiosforoldcars.com/

http://www.woodradios.com/ in canada

http://www.taymanelectrical.com/

Has anybody used any of these guys?