Cooling System

Cooling System Pressure Test Specifications 138 kPa (20 psi)
Radiator Cap Pressure Test Specifications 110 kPa (16 psi)

Thermostat Opening Temperatures
Starts to open (4.6L 2V) 87-93°C (192-199°F)
Starts to open (3.8L) 86.7-90.6°C (189-196°F)
Starts to open (Cobra) 80-83°C (175-182°F)
Fully open 104°C (219°F)