But i noticed many engines get scripted in an odd way, using never seen before catalog IDs(stuff that's neither 2.2.1 or 2.3.0) so doing manually is definitely going to give a better result.
You will need this tool to convert the RPK to a readable format: *LINK*
This is the tutorial on how to use it, in case you have problems: *LINK*
Diegorborges about my Valo fix: "Now all of you must have your slrr folder like this: C:/BIGBOSSisMYlordANDiamHISbitch/SLRR LOL"