I know this is a really old post, but I wanted to make sure folks know about us for 4130, as well as aluminum, stainless, titanium, rod ends, plumbing, etc.
We supply a lot of material to FSAE teams all over the world!!
http://www.aedmotorsport.com/
ALSO - if you are travelling to Orlando to the Performance Racing Show in December 2008 - we are exhibiting - please stop by and say hello!
Booth #2574
Dave