CATCooling System

5i8000 Fan — Cat 320B

This fan is a key element of the engine's cooling system, designed to draw air through the radiator and dissipate heat effectively. Manufactured to meet stringent quality benchmarks, it provides reliable airflow and durability, outperforming worn or damaged original fans. Operators might notice reduced cooling efficiency, increased engine temperature, or audible fan noise if this component is failing.

Fan – Part No 5i8000 – 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 TypeCooling Fan
MaterialReinforced polymer
ApplicationEngine cooling system
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

Initial symptoms of a failing fan may include increased engine operating temperatures, especially at lower engine speeds or idle. If the fan blades are damaged or the bearing is failing, it can lead to reduced airflow and potential overheating. Continued operation with a compromised fan risks significant damage to the engine due to sustained high temperatures.

Installation Tip

Ensure the fan is correctly oriented to pull air through the radiator, not push it away, as indicated by any directional markings. Do not force the fan onto the shaft; it should slide on smoothly if properly aligned.

Service Note

Inspect the fan drive belt tension and condition, as well as the radiator for any obstructions, when replacing the fan.