CATEngine Parts

1684531lK Body As-Piston — Cat 3306

This Body As-Piston is a key component within the engine's cylinder assembly, crucial for the combustion process and power generation. Manufactured to precise specifications, it ensures optimal sealing and durability, outperforming worn or damaged pistons that can lead to compression loss. Operators may experience a noticeable drop in engine power, increased oil consumption, or rough engine operation if this part is failing.

Engine Component – Part No 1684531lK – 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 Body
MaterialAluminum alloy
ApplicationEngine cylinder assembly
Service LifeReplace based on engine condition and performance
CompatibilityCAT 3304, 3304B, 3306, 3306B
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing piston body include a subtle loss of engine power and potentially increased exhaust smoke. If left unaddressed, the compromised seal will lead to significant compression loss, increased oil consumption, and rougher engine operation. Continued use risks severe engine damage due to blow-by and poor combustion.

Installation Tip

Ensure the cylinder bore is perfectly clean and honed to the correct specification before installing the new piston body. Always use new piston rings and lubricate the piston and rings with clean engine oil before insertion.

Service Note

Inspect cylinder liners, piston rings, and connecting rod bearings for wear or damage when replacing the piston body.