I finally got it! Now the CRC check is bypassed!

)))))))))) and installation works perfect with those anoying games...
Soon i will post how to proceed..It's quite simple with i6comp (not fixed version: original which is 116 kb in size)but it's quite complex when trying to add the file into the correct file groups....otherwise...fails..
By now F1 2002 and Grand prix 4 which includes these CRC system has been "fixed". Vetch..hope i could teach you how to proceed
Good luck!