Can anyone find a way to hook up a 25 pin SCSI device (looks like a Parallel connector to a dense 68 pin controller? I would assume it's possible, but can't seem to find a cable to do this.

Trade the drives (on Agora or similar) for SCA drives. Normally the 68-pin drives will hold a slightly higher value. I haven't seen an adapter that will convert a SCA backplane to use a 68-pin drive - ...