http://www.rbssuperchargers.com/Page...D=3921&Search=
They should have the adapter you need.
www.rbssuperchargers.com and
www.dragparts.com are going to be your two best sources for the majority of blower stuff you'll need.
As for an air filter...
Unless you're driving around in sandy Nevada, or in corn fields of the midwest, I wouldn't sweat no air cleaner too much.
Electronic or mechanical injection with a bird catcher will make so much more power than a carb its not even funny (especially if you go with alky).