For the purpose you need to do the following simple procedure,
- You need to dump the file hdss.bin an original hd x360
- If you take the 120gb you have to use a hex editor and remove certain sectors
- Obtained the bin through this tool and you have to flash the bios of your HD notes: everything must be done in dos, and you can only use a certain type of hd WD, is definitely the stuff of all.