ok you start mix fileremixer extract data.mix from original directory than now you have a cartel named data now you must take the cartel data in mod rar and overwrite the cartel data extracted,now you be able to restart mixfile remixer and choose option "create new mix file and load the data overwrited and rebuild and compression than you have new data.mix that you must put on the directoryI started "Mixfile_ReMixer_v0_2_0", extracted the original files, then compressed those of the mod (from MotoGP08 to SBK-X / V8), I replaced the original ones with those of the mod with the same names, and when I started the game you are Locked to the black screen, also blocked the PC.