http://engineeringtv.com/blogs/etv/archive/2008/07/01/opposed-piston-opposed-cylinder-engine.aspx Opposed Piston Opposed Cylinder engine, kinda neat
Hopefully they actually thought of something new, what they showed was built around 40 years ago. It's very similar to two of the Diesel Generators we have at work for backup power.
crazy looking idea. for some reason I dont foresee it going mainstream. opposed piston motorcycle anyone?