Hi there, eyshmechanic! Glad to finally meet someone who wants to DIY his own conversion. I got most of my initial information from this website:
http://wps.com/LPG/LPG-book-final.html
more information on Propane conversion kits here:
http://cars.rasoenterprises.com/index.html
I have some Do-It-Yourself installation experience and parts and would gladly share any comments and insights. Just ask.
steve