[youtube]http://www.youtube.com/watch?v=yBhhzvzlj6M[/youtube]
Preliminary motor sound work for the WMATA 7k cars for OpenBVE. Exterior work and modeling credited to Miles and Sim Central. Stay tuned for more progress in the future, which includes the addition of a cab, and lowering of graphics demand, which should lead to increase in FPS. Enjoy =)