I wish I knew more about installation issues w/Solaris 8 so I could offer words of advice.. but since I don't, I'll just offer encouragement. I've been working w/Solaris 8 at work, and everything is peachy keen so far, modules and all... so I know it can be done! Good luck, keep plugging away...
"Eventually, the solution presents itself!" - Dr. Jones Sr., Indiana Jones and the Last Crusade