CATEngine Parts

liners Liners — Cat

These cylinder liners form the inner walls of the engine's cylinders, providing a critical sealing surface for the pistons and facilitating efficient combustion. Manufactured to precise specifications, they offer superior wear resistance and surface finish compared to worn liners, ensuring optimal engine performance. Operators may experience a loss of compression, increased oil consumption, or visible smoke from the exhaust when cylinder liners are worn or damaged.

Liners – Part No liners – 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 Liner
MaterialCast Iron
ApplicationEngine cylinder block
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of worn cylinder liners is often increased oil consumption as oil bypasses the worn rings. This can progress to a noticeable loss of engine power and compression, accompanied by blueish smoke from the exhaust. Continued operation risks severe engine damage due to overheating and piston seizure.

Installation Tip

Ensure the cylinder block deck surface is perfectly clean and flat before installing the liners, as any debris can cause leaks or improper seating. Always use the correct installation procedure and tools to avoid damaging the liner or the block.

Service Note

When replacing cylinder liners, it is essential to inspect and replace piston rings and check piston-to-wall clearance.