Welcome to the site from Michigan!
Glad you guys joined up but it looks like there are two Welcome Wagons going on here.
@dodgedream started the thread so @Sublime383 should start your own thread.
The factory struts do not attach to the radiator support and there is no "swivel type rod". They attach directly to the lower control arm and the k-frame.
Let us know how that windage tray/gasket seals on start up. I bought that same thing for my 440 to use with my 6 qt pan and it looked liked those rubber "ribs" were going to line up with the edge of some of those indentations in the pan so I didn't install it. Afraid that I wasn't going to get...