On Sun, 6 Feb 2011 06:25:59 -0800 (PST), Joe
wrote:

http://www.engineeringtv.com/video/O...posed-Cylinder

The engine size he is showing is 650HP.

Joe

Hardly a new concept as opposed pistons engines were developed early
in the 20th century. Fairbanks-Morse opposed piston diesel engines
were common in U.S. submarines during and after WW II.

see http://en.wikipedia.org/wiki/Opposed_piston

Cheers,

Bruce