CATEngine Parts

1W0156 Core As-Oil Cooler — Cat 3408

This is a core oil cooler assembly designed to regulate engine oil temperature, ensuring optimal lubrication and component protection within the engine's oil system. It is manufactured to meet stringent OEM quality standards, providing superior heat dissipation compared to a worn or clogged unit. Failure may manifest as elevated oil temperatures, increased oil consumption, or visible oil leaks around the cooler.

Core As-Oil Cooler – Part No 1W0156 – 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 Assembly
MaterialAluminum, Steel
ApplicationEngine lubrication system
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing oil cooler may include a gradual increase in engine oil temperature readings on the dashboard gauge. If left unaddressed, this can lead to accelerated wear on engine components due to insufficient lubrication. Continued operation with an ineffective oil cooler risks severe engine damage from overheating.

Installation Tip

Thoroughly clean the mounting surfaces on the engine block to ensure a proper seal and prevent leaks. Avoid overtightening the mounting bolts, which can distort the cooler housing and cause premature failure.

Service Note

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