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Coolant routing is not just handled by hoses, and the Mack Engine Coolant Pipe provides a rigid section for moving coolant through the engine cooling circuit. A pipe-style component helps guide coolant between connected engine areas where shape, routing, and secure sealing points matter. As heated coolant leaves one section and cooler fluid returns through another, the pipe keeps fluid movement directed through the designed circuit. Its role stays with coolant transfer, separate from the radiator core, water pump, thermostat, or heater hose service. The Mack 24313003 completes a defined coolant route within the engine system.
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