CATEngine Parts

1168154lK Komatsu Piston As — Cat

This Komatsu Piston Assembly is a critical component of the engine's combustion system, responsible for converting the pressure from expanding gases into rotational motion. It is manufactured to meet stringent quality standards, ensuring superior durability and performance compared to a worn or damaged piston that may exhibit scoring or reduced compression. Operators may notice a loss of engine power, increased oil consumption, or unusual engine noises when this part begins to fail.

Engine Component – Part No 1168154lK – 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 TypePiston Assembly
MaterialForged steel alloy
ApplicationEngine combustion chamber
Service LifeReplace based on engine overhaul schedule
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing piston assembly may first manifest as a noticeable decrease in engine performance or a persistent knocking sound from the engine. If left unaddressed, this can lead to increased oil consumption and potential cylinder wall damage. Continued operation with a compromised piston assembly risks significant internal engine damage.

Installation Tip

Ensure the cylinder bore is meticulously cleaned and free of any debris before installing the new piston assembly. Avoid forcing the piston into the cylinder bore, as this can cause damage to the piston skirt or the cylinder wall.

Service Note

Inspect cylinder liners, piston rings, and connecting rod bearings for wear during piston assembly replacement.