Crossmember

hey, anybody ever done a 350 into a mitsu know what to do with the tranny crossmember?ive got all the motor stuff done, and i have a r700 in it, before it was just hanging because my truck wasnt moving but i put my stock crossmember in o see what i need to do to it and i dontknow the best way to make this work?right now my trannys sitting way to high and the mount is too far back, anyone know the safest and smartest lol way to do this?