Hey RB,
I went back to see if you were original poster and names changed if not same par are you having heating issues too? I did go through your gallery and it looks great. I will hold my 2 cents to hear specific issues not that I am any great expert but I do try and learn a bunch from conversations like this as too what is working and what is not. I did see rear bottom corners of shroud are open, put good old duck tape on them for test reasons. The pulley ratios are off for ideal performance and reinforced by Kirkhams (I trust them as a grat source above many.
For general info I found these links make me think or see from another view and hope they do that for those checking in. There are a ton of other repeated same old links but check these. I am fully disclosing the absolute plagiarism of these and other links!!!!!!!!
http://www.teae.org/cooling/cooling_article.html and
http://www.arrowheadradiator.com/14_...utomobiles.htm and from griffin a bit of a repeat but who was first???
http://www.carolinarodshop.com/Store...0_commands.htm