CATEngine Parts

275-3578 1 Set Piston Kit — Cat 320D

This piston kit includes pistons, rings, and often pins, essential for the reciprocating motion within the engine cylinders that generates power. Manufactured to meet stringent OEM standards, these components ensure precise fit and optimal compression, unlike worn pistons that can cause blow-by and power loss. Operators may observe increased exhaust smoke, rough idling, or a significant decrease in engine power when this kit fails.

1 Set Piston Kit – Part No 275-3578 – 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 Kit
MaterialAluminum alloy
ApplicationEngine cylinder assembly
Service LifeReplace during engine overhaul or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing piston kit include increased blue or white exhaust smoke and a noticeable drop in engine performance. If not addressed, continued operation can lead to excessive oil consumption and potential cylinder wall damage. Ignoring these symptoms risks severe engine damage and costly repairs.

Installation Tip

Carefully inspect cylinder walls for scoring or wear before installing new pistons and rings. Ensure piston rings are properly gapped and oriented according to the manufacturer's specifications.

Service Note

Replace cylinder liners, connecting rod bearings, and main bearings when installing a new piston kit.