Hmmm...  Never mind.  Not sure what I was thinking on that one.  Forgot that is the return line from the LSPV.  Having an actuator and LSPV makes those lines run all over the place.

As for shipping, I couldn't imagine UPS ground would be much.  I'm guessing no more than $15.

Here's some more info on those torsion bars:

http://www.swayaway.com/PowerBarz%20frameset.htm

I was way off on the spring rate too.  Must have had some funky shiz fall in my cereal yesterday.