what transmissioncan i use?
 

I have a 71 roadrunner with a 70 383 . Sugestions? Benefits of each or why u sugest it? Now let me throw a curve ball at you. If stroked it to a 496 then what could I get to get the most out of its torque and horse

Don't know where you live but talk to Mr. Pat Storey at:
http://smrtrans.tripod.com/smrtransm...tro/index.html

He only does Chrysler transmissions and builds 904's for 8 second Big Blocks.
Nice guy too.