MDAC 2.0, SP1 can be found at ftp://ftp.Microsoft.com/softlib/mslfiles/.

The Intel version is MDACTYPI.EXE and is 6,208,832 bytes, while the Alpha version is MDACTYPA.EXE and is 6,585,192 bytes.

You can also get it at http://www.microsoft.com/data/mdac2.htm.