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PAI · Cooling System
ECH-8711
In stock · ships from Knoxville
This is a lower thermostat coolant hose for Mack E7 and ASET E-Tech heavy-duty diesel engines.
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Verified fitment for 2 applications
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All confirmed applications for this part number.
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The inventory title 'MACK CACTUS HOSE' is a colloquial or mislabeled name; actual application is Mack E7 and ASET E-Tech engines. Not confirmed for other Mack models.
Part data verified against 3 catalog sources
Numbers this part supersedes or interchanges with. Showing 5 of 5.
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It routes coolant between the thermostat housing and the radiator to keep the engine at the right operating temperature. Replace it if you notice cracks, swelling, soft spots, or coolant drips—preventive replacement helps avoid overheating and costly engine damage.
Part Number: ECH-8711
MACK CACTUS HOSE
Vendor: PAI Industries
Dealer: KP Services Crossville
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