also, on the inside glue the lower part of the face to the top part of the face. that way your seam wont end up cracking.
i used plastic welder to fill the one i did for a squad mate. throw that 'no repaint' idea out the window too while your at it!
the elastic on the inside of your shoulder bells should be black.
you can trim material off of the sides of the cod for a 'slimmer' fit.
start at about 1/8' for each side.
it can get too skinny quick, so be careful and take your time!