20837072
Engine Coolant Reservoir
Mack

The coolant reservoir is a vital part of the engine’s cooling system, providing a reserve of coolant to accommodate thermal expansion and contraction. Its transparent design allows for easy level checks, ensuring the cooling system remains properly filled. Made from durable, heat-resistant materials, it withstands the demanding conditions of heavy-duty engines. Maintaining the coolant reservoir is crucial for preventing overheating and ensuring efficient heat dissipation. Regular inspection and replacement help avoid coolant leaks and system failures. Source One Parts Center offers this essential component to support your engine’s cooling performance and overall reliability.