Ill skip the story and get to the question.
How hard is it to relocate the HVAC and headunit from there stock location?  1 being easy as eating pie and 10 beeing like crapping out a 50 pound rock/bolder
 
 
WOW i cant spell. Sorry for the typo ni the title!
 
 
depending on location I would say any where from a 4-6
 
 
location would bassicly be me moving it out farther from stock location. Like out twards the middle of the car and up a little.