CATEngine Parts

1335044lK Crown As- Piston — Cat

This is a piston crown, the uppermost part of a piston that forms the combustion chamber ceiling and is exposed to extreme heat and pressure. Manufactured to exact OEM specifications, it ensures optimal combustion efficiency and durability, unlike worn crowns with eroded surfaces. Operators might observe a loss of engine power, increased exhaust smoke, or rough running if the piston crown is damaged or worn.

Engine Component – Part No 1335044lK – 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 Crown
MaterialAluminum alloy
ApplicationInternal combustion engine piston
Service LifeReplace as part of engine overhaul
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a damaged piston crown include a noticeable decrease in engine power and rough idling. If the damage progresses, it can lead to increased oil consumption, blue exhaust smoke, and potential engine misfires. Continued operation with a compromised piston crown risks severe internal engine damage.

Installation Tip

Ensure the cylinder bore is perfectly clean and free of any scoring or debris before installing the piston assembly. Always use new piston rings and lubricate the piston skirt and rings generously with clean engine oil before insertion.

Service Note

Replace piston rings, connecting rod bearings, and cylinder liners when replacing a piston crown.