Have you hooked up obd2 software to see if the engine is actually getting hotter as to warrant the gauge moving higher? Maybe you just got lucky and got a zetec that doesn't get hot.
98.5 SVT
91 Escort GT (almost sold)
96 ATX Zetec (i brake to watch you swerve)
FS: SVT rear sway bar
WTB: Very cheap beater
CEG Dragon Run - October 13-15