You need one of these and some time in a machine shop to get your brackets right.
http://www.paxtonauto.com/product.php?id=111
OR
Convert to EFI and then add the Blower or turbos.

I have fogotten a lot of the websites that I checked out before I had my motor built. There is a LOT of options out there now.
Might wanna talk to our good buddy John (GN), Arcy (GN) and Pete.(302 with blower)
http://www.gnvenom.com/