CATEngine Parts

149-7704-305-2322 Oil Cooler — Cat 3176C 345B

This is an oil cooler, a heat exchanger designed to regulate the temperature of the engine oil, ensuring optimal lubrication and component protection. It is manufactured to meet stringent OEM quality standards, providing efficient heat dissipation and durability over a clogged or leaking unit. Operators may observe a significant rise in oil temperature, increased engine noise, or a drop in oil pressure when this part fails.

Oil Cooler – Part No 149-7704-305-2322 – 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 TypeOil Cooler
MaterialAluminum, steel
ApplicationEngine oil cooling system
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing oil cooler is often an elevated engine oil temperature reading on the instrument panel. If left unaddressed, this can lead to oil breakdown and reduced lubrication effectiveness, causing increased engine wear. Continued operation with a compromised oil cooling system can result in severe engine damage due to overheating and inadequate lubrication.

Installation Tip

Ensure all oil lines and fittings are thoroughly cleaned before connecting them to the new oil cooler to prevent internal contamination. Do not overtighten the mounting bolts, as this can damage the cooler's sealing surfaces.

Service Note

Inspect the engine oil filter and oil for any signs of contamination or debris when replacing the oil cooler.