help,on wat tranny to use,plz

HI im new to this site,but anyhow im putting a dodge hemi,5.7 from a 2010 truck 4x4.well the motor is goin on a dodge cornet'' 65 I put all the truck wire harness on the car and looks nice im on a budget and wanna do everything home made to save some buck's .I also put the engine in and looks great the problem is the tranny I have no idea on with one to use and wat will be better for that car,thanks for ur help .