Posted by Dean on May 13, 2002 at 20:01:42:
In Reply to: Question: piston or rotary valves? posted by Michelangelo on May 13, 2002 at 17:13:46:
Bahh... sorry for the lack of link....
Here ya go..
http://www.chisham.com/tips/bbs/apr2002/messages/93357.html
Theres the discussion on rotary valves.
Dean