For this entire build, i think i can say, hand on heart, that you have entertained, amazed, astounded, stunned and made me feel rediculously useless in the modelling game. All of which, i thank you.
Whatever you do, keep the posts and builds coming.
Aaaaaron, that blow hole looks too new to be an original fitting but my bet would be some sort of an overflow......and your still nutz fella
...Guy