Hey mate, check out this video for an idea of how to make the vehicle/what's involved:
http://www.youtube.com/watch?v=jp_XISpHYfc
This is the source that I have seen many people on HLH and HLT use:
http://www.thekaneshop.com/index.php...58841-113.html
I have never used RU (yet), so I can't comment but everyone says that Kane is legit. I think he works or did work for Kouting Chemical in China. Lilpauly can vouch for him too. He has him mix up tons of stuff all the time.