2003 Mercury Grand Marquis equipped with 4.6L V8 Gas SOHC
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OE Type Reservoir Cap Pressure Rating 16 psi This part is also available in the Engine Coolant Thermostat Kit 112KT, which contains 45779 (Engine Coolant Thermostat), 27290 (Engine Coolant Thermostat Seal) and 74168 (Engine Coolant Temperature Sensor)
2003 Mercury Grand Marquis equipped with 4.6L V8 Gas SOHC
OE Type Reservoir Cap Pressure Rating 16 psi This part is also available in the Engine Coolant Thermostat Kit 112KT, which contains 45779 (Engine Coolant Thermostat), 27290 (Engine Coolant Thermostat Seal) and 74168 (Engine Coolant Temperature Sensor)