[lakeroadster]

Here is a link to "The Stovebolt" where some interesting ideas have been tossed around:
http://www.stovebolt.com/ubbthreads/...730#Post623730

Since you have leaf springs one idea is to use a S-10 between the frame style tank like the one shown below.

http://www.autopartswarehouse.com/de...0106.html#desc

Hope this helps....