Ngauger's 2013 Duff Challenge

[ngauger]

Now... I have to have something solid to attach all that wood to, when I build the sides and front & back. so, I need a "base", or in this case, a belt ... There is a small section that forms a lip on the back of the engine, so it's time for another drawing:
Note the shaded area is what we want to keep.....