CATCooling System

1m7571 1I0655, 8F7030 — Cat 320C 320D

This is a thermostat housing, a critical component of the engine's cooling system that regulates coolant flow to maintain optimal operating temperature. It is manufactured to meet stringent OEM quality standards, ensuring superior durability and performance compared to worn or damaged housings that may exhibit corrosion or leaks. Operators may notice engine overheating or fluctuating temperature readings if the thermostat housing fails.

1I0655, 8F7030 – Part No 1m7571 – CAT Spare Part
Part Specifications
BrandCAT
CategoryCooling System
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Flush cooling system with distilled water before refilling. Use pre-mixed coolant — never plain water, which causes corrosion. Pressure-test system after any cooling repair. Check thermostat by immersing in hot water — should open at rated temperature.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeThermostat Housing
MaterialCast Aluminum
ApplicationEngine Cooling System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of a failing thermostat housing is often a coolant leak around the housing's mating surface. If left unaddressed, the leak can worsen, leading to a significant loss of coolant and potential engine overheating. Continued operation with a compromised cooling system can result in severe engine damage.

Installation Tip

Ensure the mounting surface on the engine block is clean and free of debris before installing the new housing. Overtightening the mounting bolts can distort the housing and cause leaks.

Service Note

Always replace the thermostat and gasket when servicing the thermostat housing.