CATEngine Parts

185-8981 Water Tank Radiator — Cat 3064 311B

This is a radiator assembly designed to cool the engine coolant in Caterpillar equipment. It is manufactured to meet stringent OEM quality standards, ensuring efficient heat dissipation and preventing the overheating issues common with worn or damaged radiators. Operators may notice a rising temperature gauge, steam from the engine bay, or a significant loss of engine power when this component begins to fail.

Water Tank Radiator – Part No 185-8981 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
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

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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

Part TypeRadiator Assembly
MaterialAluminum and plastic construction
ApplicationEngine cooling system
Service LifeReplace every 4,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A rising engine temperature gauge is the first indication of a failing radiator. If left unaddressed, the engine can overheat, leading to reduced performance and potential internal damage. Continued operation with an ineffective cooling system risks severe engine component failure.

Installation Tip

Ensure the new radiator is completely flushed of any manufacturing debris before installation. Avoid overtightening the mounting bolts, as this can distort the radiator core.

Service Note

Inspect and replace all coolant hoses and the thermostat when replacing the radiator.