HAH, I just so happen to have the specs for the 5vzfe Tstat. The Opening temp is 176*-183* and the max lift is supposed to be @ 203*. So its safe to say your range is 180-200.


(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)