you'll need a patched scs.device to reqonize the 160gb hdd fully,
normal scsi.device is limited to 128gb. !!!!
classic wb also has the patched scsi.devices for all amiga versions. you only have to copy it to devs: and use loadmodule devs:scsi.device before setpatch
and skip scsi.device from rom update
setpatch SKIPRROMMODULES ,scsi QUIET