Here you go, try this.
The Bible of Mini racing
http://www.rc-mini.net/joomla/index....d=44&Itemid=60
I have 3 of them and all are similar to the build shown with receiver in the rear with the esc up top.
Also each of mine have the openings in the rear part of the chassis taped up for both waterproofing and general keeping the crud out.
If you want a photo I can do but I think the link should answer your question.