CATEngine Parts

165-3847 Piston — Cat 3064 3054T

This is a precision-engineered piston that forms a critical component of the internal combustion engine's power generation system, working within the cylinder to convert fuel combustion pressure into mechanical motion. Manufactured from high-strength, heat-resistant alloy, it offers superior durability and wear resistance compared to a scored or worn piston. Operators might observe a noticeable loss of engine power, increased exhaust smoke, or unusual engine noises, such as knocking, when a piston begins to fail.

Piston – Part No 165-3847 – 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
MaterialHigh-strength aluminum alloy
ApplicationEngine cylinder
Service LifeReplace as part of engine overhaul
CompatibilityCAT Engine C4.2, C4.4, 3064, 3054T, 3054C, 3046
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of piston failure can include a decrease in engine performance and a rougher idle. As the damage progresses, excessive oil consumption and blueish exhaust smoke may become apparent. Continued operation risks cylinder wall damage and potential engine seizure.

Installation Tip

Carefully inspect the cylinder bore for any scoring or damage before installing the new piston, and ensure the correct piston ring orientation is maintained. Avoid using excessive force when seating the piston into the cylinder bore.

Service Note

When replacing pistons, it is essential to inspect and potentially replace cylinder liners, connecting rod bearings, and piston rings.