Finding a specific "piece" or download link for a pirated archive like is difficult because these links are frequently taken down and vary by hosting site.

The original scene release has a total size of approximately 17.5 GB . To verify if your specific part is the correct size or to find a working replacement, you can try the following:

Depending on the uploader, parts are usually 500MB, 1GB, or 2GB. If your part4.rar is significantly different in size from part1-3 , it is likely a partial or corrupted download.