CATCooling System

2194455 2160657, 3520202 — Cat 320C 320D

Name: 2194455 2160657, 3520202 — Cat 320C 320D
Brand: CAT
SKU: 2194455
Availability: InStock

This is a thermostat housing assembly for the engine's cooling system, regulating coolant flow to maintain optimal operating temperature. It is manufactured to meet stringent OEM standards, ensuring superior durability and sealing compared to worn or damaged units. Operators may notice a persistent engine over-temperature warning light or visible coolant leaks around the housing if this component fails.

2160657, 3520202 – Part No 2194455 – CAT Spare Part

Part Specifications

Brand	CAT
Category	Cooling System
Condition	Aftermarket — OEM Specification
Dispatch	Same-day from Mumbai (before 3 PM IST)
GST Invoice	Available — all orders
Export Docs	Commercial invoice, packing list, COO

Compatible Models

Caterpillar 320C
320D
323D
325D
329E
330C
330D
335F
336D
336E
340F
349E excavators
D6N
D6T
D7E
D8T

Always verify with serial number before ordering.

WhatsApp for Price & Availability ☎ Call Mumbai Office

Parts Trading Company · Mumbai, Est. 1956 · Same-day dispatch · Ships worldwide · GST invoice included

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India

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Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

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.

Failure Symptoms

The first sign of a failing thermostat housing is often a coolant leak, typically appearing as a wet spot or stain around the housing. If left unaddressed, the leak can worsen, leading to a gradual loss of coolant and potential engine overheating. Continued operation with a compromised cooling system risks severe engine damage due to excessive heat.

Installation Tip

Ensure the mounting surfaces on both the engine block and the housing are perfectly clean and free of old gasket material before installation. Overtightening the mounting bolts can distort the housing and lead to leaks.

Service Note

Always inspect the thermostat and radiator hoses for signs of wear or damage when replacing the thermostat housing.

Part Type	Thermostat Housing Assembly
Material	Cast Aluminum
Application	Engine Cooling System
Service Life	Replace every 4,000 hrs or as needed
Compatibility	OEM specification
Condition	New — OEM specification aftermarket

2194455 2160657, 3520202 — Cat 320C 320D

Compatible Models

Related CAT Parts

Ship This Part To Your Location

Installation & Application Notes

Failure Symptoms