I too like the fan mod but one thing I found is that the hayden controller is junk. I'll eventually change to something better. And to a larger alternator, that fan draws a lot of power and you can see the rpm drop at idle about 150rpm.

(aka suprathepeg, aka Sean)
89 v6 SWB truck "BLACK BEAUTY" EB valves, P&P head 30 over.
95 FZJ80. Lifted. locked and rollin on 33s (my dream machine)