PCF101590 - Coolant Expansion Tank – Black top-value-2976 Coolant Temperature Sensor for the

Coolant Temperature Sensor for the 2

This is the top-entry lead pattern

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The thermostat regulates coolant flow between the engine and radiator

PCF101590 - Coolant Expansion Tank – Black top-value-2976 Coolant Temperature Sensor for theCoolant Expansion Tank in black, part of the engine cooling system. The tank serves as the system's pressurised reservoir and fill point, accommodating the expansion and contraction of coolant as engine temperature changes and allowing entrained air to separate from the coolant. It carries the pressure cap that regulates system pressure, and replaces the earlier metal or plastic tank.