This model was sitting on my test track for the last few days. It seems that it got really hot out in the shop and a tube of glue on a shelf above the test track exploded and dripped all over this side of the model.
This is not glue like Elmers white glue (I could just peel that off), this...
I guess the one positive thing that came out of this rebuild is that I had a chance to reconsider the fans that I used. Now I'm going with some fans with a lot more detail to them including etched metal fan blades and screens.