Did you mean you got an SAFC I and the vfaq only shows instructions for a SAFC II? or vice versa?
Use the search mang! I had the same question last summer:
Here's the thread:
http://www.mitsustyle.com/forums/sho...t=safc+install
Here's the diagram for hooking up an SAFC I on a 2g (courtesy of Shane):
http://www.mitsustyle.com/forums/att...1&d=1185678388
As far as tuning, someone else will have to chime in b/c I'm not sure. All I know is that you'll have to get it tuned ASAP when you hook the SAFC I up, otherwise the car drives like poo and you may blow something.