Saw this on eBay. Pretty interesting rig, but with the center, low mount engine and what looks like a large cooling fan behind the cab in the video, plus the complexity of 'crab steering', might be a challenging build. Interesting the build plate shows Istanbul.
http://www.ebay.com/itm/20116173330...33308&viewitem=&sspagename=ADME:SS:SS:US:1120
http://www.ebay.com/itm/20116173330...33308&viewitem=&sspagename=ADME:SS:SS:US:1120