Calorstat RC0172 Expansion Tank Cap

The Calorstat RC0172 is a precision-engineered expansion tank cap designed to maintain optimal pressure in your vehicle's cooling system. This pressure cap is a critical component that prevents coolant from boiling and ensures maximum cooling efficiency.

Key Features:

• Maintains proper pressure in the coolant expansion tank
• Prevents coolant overflow and boiling during engine operation
• Durable plastic construction for reliable performance
• Direct replacement for OEM expansion tank caps
• Manufactured by Calorstat by Vernet, a trusted name in cooling system components

The expansion tank cap works by regulating pressure as coolant heats up and expands during engine operation. A properly functioning cap is essential to prevent overheating issues and maintain the integrity of your cooling system. This cap should be replaced during major coolant system service to ensure continued reliable performance.