Pantom/nova style upper body

Needed extra room as i wanted to use an APM and QBrain 4 in , plus cram every thing else in so made a few alterations, the original was full scale but Tinkercad would not let me download the file as was over 25mb so i scaled it down to 40% of the original so this needs to be scalled up to 179.2mm for X and Y and for the Z axis its 42mm
there is some support on the under side that will need removing, the original file is linked below, feel free to improve it,if you do, i wanna copy :)

as for