Morris Dovey wrote:
| I've just added the first photos to my solar stirling web page -
http://www.iedu.com/DeSoto/StirlingProject.html

Have you looked at other peoples liquid piston stirling pumps?

http://www.linux-host.org/energy/sstirling.htm
http://www.fieldlines.com/story/2004/12/12/181043/68
http://www.engin.swarthmore.edu/acad...osal/FK_AO.pdf
http://www.ornl.gov/~webworks/cppr/y2001/rpt/27113.pdf

Anthony