In the Mach, I'm running a Champion CC381 3 row radiator, factory shroud, factory non-Ac pulleys, Hayden 2710 clutch and a 69 Cougar 351W w/AC clutch fan. $5 parts store MotoRad 180° t-stat. Car idles at 900rpms, 195~200 all day, highest I've seen it climb is 205 in traffic on a 90° day.
I have...