CATEngine Parts

3802065 Kit-Piston Rings — Cat 120M 12M

This is a set of piston rings designed to seal the combustion chamber and control oil consumption within an engine. They are manufactured to meet stringent OEM quality standards, ensuring superior performance and durability compared to worn or damaged rings. Symptoms of worn piston rings include excessive blue smoke from the exhaust, a noticeable loss of engine power, and increased oil consumption.

Kit-Piston Rings – Part No 3802065 – 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 Ring Set
MaterialCast Iron Alloy
ApplicationEngine Cylinder
Service LifeReplace as part of engine overhaul or when worn
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Excessive blue smoke from the exhaust indicates oil burning, often accompanied by a significant loss of engine power. Continued operation with worn rings will lead to increased oil consumption and potential engine damage from lubrication issues.

Installation Tip

Ensure cylinder walls are clean and free of debris before installing new rings; avoid rotating the crankshaft until all components are properly seated to prevent damage.

Service Note

Inspect cylinder walls for wear and hone if necessary; check piston-to-wall clearance and replace connecting rod bearings if worn.