CATEngine Parts

257-2170 Cylinder Head Assembly — Cat C11 C13

This cylinder head assembly is a core component of the engine, housing the valves, injectors, and combustion chambers. It is precision-engineered to meet stringent performance and durability standards, ensuring optimal engine operation. Operators may notice a loss of engine power, increased oil consumption, coolant leaks into the cylinders, or rough running when this assembly fails.

Cylinder Head Assembly – Part No 257-2170 – 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 TypeCylinder Head Assembly
MaterialHigh-strength cast iron
ApplicationEngine cylinder block
Service LifeReplace upon detection of cracks, warping, or severe wear
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of failure include a noticeable drop in engine power or an increase in exhaust smoke. If the issue progresses, coolant may leak into the cylinders, causing white smoke, or oil may enter the combustion chambers, leading to blue smoke and increased consumption. The most severe consequence is engine seizure due to overheating or internal component damage.

Installation Tip

Ensure the cylinder block deck and the cylinder head mating surfaces are perfectly clean and flat before installation. Always use new head bolts and follow the manufacturer's specified torque sequence and tightening procedure precisely.

Service Note

Inspect the engine block deck for flatness, clean or replace the head gasket, and check the condition of the pistons and valves when replacing the cylinder head assembly.