MultiMan can read NTFS formatted drives connected to your jailbroken PS3 as shown in the linked video so you don't need to split huge games in FAT32 drives and merge them again.
PS3| NTFS drive not loading? try this method to copy Games on PS3 | Multiman - YouTube
NTFS stopped working in multiMAN - YouTube
Multiman does not see bin/cue psx files on external hdd. | GBAtemp.net - The Independent Video Game Community