|OK, it's not a 386 then, at least it doesn't have an 80386 cpu. The 386 you're thinking of must mean something else. You probably have a pentium 3 (socket 370) motherboard.|
So you need a SCSI card in order to use a SCSI drive. The Adaptec 2940 ultra wide cards are pretty good. Here's one on ebay:
The above is just an example. They should be easy to find, especially on ebay.
You'd need a SCSI cable and maybe an adapter, depending on what type of SCSI connection the drive has.
I'm not sure what the 'sun part 0" means, but if it was previously used on a Sun system the contents of the drive may not be usable and you'd need to install a windows operating system on it, or at least repartition and format it on a windows system.
You're not really green until you're soylent green.