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Lexus
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2007
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IS 250 AWD V6-2.5L (4GR-FSE)
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Thermostat
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Specifications
Thermostat: Specifications
Thermostat Opening Temperature
80 to 84 °C (176 to 183 °F)
Valve lift
8.0 mm (0.315 inch) or more at 95°C (203°F)