CATEngine Parts

176-7552 Aftercooler — Cat 3176 345B

This aftercooler is a critical component of the engine's air intake system, responsible for lowering the temperature of the compressed air before it enters the cylinders. It ensures optimal air density for improved combustion efficiency and power output. A failed aftercooler can lead to reduced engine performance, increased exhaust temperatures, and potential internal damage due to higher operating temperatures. Operators may notice a significant loss of power, black smoke from the exhaust, and overheating warnings.

Aftercooler – Part No 176-7552 – 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 TypeEngine Aftercooler
MaterialAluminum, Stainless Steel
ApplicationEngine Air Intake System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A noticeable decrease in engine power and acceleration is often the first sign of an aftercooler issue. If left unaddressed, the engine may begin to run hotter, leading to increased fuel consumption and potential damage to internal components. Continued operation with a faulty aftercooler risks severe engine overheating and reduced service life.

Installation Tip

Ensure all mating surfaces are clean and free of debris before installing the new aftercooler to prevent air leaks. Do not overtighten mounting bolts, as this can distort the housing and cause leaks.

Service Note

Inspect the turbocharger and all associated air intake piping and hoses for damage or leaks when replacing the aftercooler.