Mustang V8-4.6L (2009)
Thermostat: Specifications
Thermostat Opening Temperatures
Starts to open (4.0L)...............................................................................................................................................................................90-94°C (194-201°F)
Fully Open (4.0L)..............................................................................................................................................................................................106°C (223°F)
Starts to open (4.6L).......................................................................................................................................................................86.7-90.63°C (188-195°F)
Fully Open (4.6L)...........................................................................................................................................................................98.7-101.7°C (208-215°F)
Starts to open (5.4L)...............................................................................................................................................................................80-84°C (176-184°F)
Fully Open (5.4L)................................................................................................................................................................................................95°C (203°F)