CATCooling System

8s2645 Radiator Core — Cat Tractor D8H

This radiator core is the primary heat exchanger in the engine's cooling system, responsible for dissipating heat from the coolant into the atmosphere. Constructed from durable materials designed to withstand high temperatures and pressures, it offers superior thermal efficiency compared to a damaged or corroded core. Operators may notice a consistent rise in engine temperature, steam escaping from the radiator, or visible coolant leaks when this component fails.

Radiator Core – Part No 8s2645 – 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 TypeRadiator Core
MaterialCopper and Brass
ApplicationEngine cooling system
Service LifeReplace as needed based on condition
CompatibilityOEM specification
ConditionNew — OEM specification

Failure Symptoms

A failing radiator core might first show as a gradual increase in engine operating temperature, especially under load. If left unaddressed, leaks can develop, leading to significant coolant loss and potential overheating. The ultimate risk is severe engine damage from prolonged overheating or catastrophic coolant loss.

Installation Tip

Ensure the mounting surfaces are clean and that the radiator is properly aligned before tightening the mounting hardware. Do not use excessive force when connecting hoses, as this can damage the radiator fittings.

Service Note

Inspect the radiator hoses, fan belt, and water pump for wear or leaks when replacing the radiator core.