tank track

Hello and thank you for visiting my track.
i'm amature 3d printer with basic knolidge over my 3D solidworks. i am able to creat my own drawings but i am limited because of my own imagination. in other words i need help to continue.
i 'am looking for peopol to desing their onw tank therefor i wil begin with the basics.
my goal is to make a completly free STL of a compleet tank
atleast the chasi and tracks.
i am not new to the world of RC so my goal is to ad motors powerfull enouth to make this thing go REALLY fast but also reliable
pls contact me comenting if you wish to help. i need drawings, idees
thx and sorry for eny spell :S