Well she is done.
The linkages were perplexing but I think I got it right.
This thing sure was  fidely with all of the conections , hydrolic arms and what not.
A whole lot of head scratching whent into this  and a lot of staring at pictures time.
The way I made the hangers they clip right on to the bogie. No drilling or glueing.
The back of the blade 
Main hydrolic conection clamp.
Main hydro arm.
Armor shield 
Over all views
Next is the mould making. But there is a snag. I ran out of RTV. My supplier as out as well. I need to catch up on some nick nacks then I will get back to the M-3 TD..
I am still looking at $60 for this  plus shipping.
This adds a aditional 3 inches to the front . The blade is about 7 inches wide and Sherman with blade has an  overall length of 15 1/2 inches.
That is about 7.5 cm in front ,19 wide for the blade and about 44.5 cm length over all.