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Home >> Subaru >> 2022 >> WRX Base, Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> General Description >> Specification >> Thermostat

Engine Cooling System: General Description: Specification: Thermostat

Type Wax pellet type
Starting temperature to open °C(°F) Engine side 86 - 90 (187 - 196)
Water tank pipe side 63 - 67 (145 - 153)
Full open temperature °C (°F) Engine side 95 (203)
Water tank pipe side 80 (176)
Valve lift mm (in) Engine side 8.0 (0.315) or more
Water tank pipe side 5.5 (0.217) or more
Valve opening size mm (in) Engine side 32 (1.26)
Water tank pipe side 22 (0.87)