RC Car Nitro Engine

This RC Car Nitro Engine to go with my RC Car that I am building. :) Tutorial - http://grabcad.com/questions/tutorial-how-to-create-a-presentation-file-in-autodesk-inventor Credit goes to http://grabcad.com/kevin.schneider for the original design as my version is a derivative of his work. @ http://grabcad.com/library/12cc-rc-engine-mkii