CATEngine Parts

2168323P Piston As — Cat 550B 560B

This is a CAT Piston Assembly, a critical component within the engine's cylinders that converts combustion pressure into mechanical force. It is engineered for precise fit and durability, ensuring efficient power transfer, unlike a worn piston which can lead to blow-by and reduced compression. Operators may observe increased exhaust smoke, rough idling, or a significant loss of engine power when a piston assembly fails.

Piston As – Part No 2168323P – 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
MaterialAluminum alloy
ApplicationEngine cylinder
Service LifeReplace as part of engine overhaul or upon failure
Compatibility550B, 560B, 564, 574B, 924G
ConditionNew — CTP aftermarket replacement

Failure Symptoms

Early signs of a failing piston assembly include increased blue or white smoke from the exhaust and a rough or uneven engine idle. As the failure progresses, a significant loss of engine power and increased oil consumption will become apparent. Continued operation can lead to severe cylinder wall damage and potential engine seizure.

Installation Tip

Ensure the cylinder bore is perfectly clean and lubricated with assembly oil before installing the piston. Never force a piston into the cylinder; it should slide in smoothly with the correct ring compressor.

Service Note

Always replace piston rings and inspect cylinder liners for wear or scoring when installing a new piston assembly.