I was recently alerted to a unique diesel engine design that increases fuel efficiency by 20% or more, significantly reduces the weight/size of the engine and has tremendous power potential.
Have a look at a working display model:
http://www.engineeringtv.com/video/O...posed-Cylinder
More info at:
http://www.google.com/search?q=Achat...x=&startPage=1
Jim