CATEngine Parts

1601131PK Body As-Piston — Cat

This is a Body As-Piston component, a critical part of the engine's reciprocating assembly responsible for converting combustion pressure into rotational force. Manufactured to exact specifications, it ensures proper piston movement and sealing within the cylinder, unlike a damaged or worn piston body. Operators may experience a noticeable loss of engine power, rough idling, or increased exhaust emissions when this component is compromised.

Engine Component – Part No 1601131PK – 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 Assembly
MaterialAluminum Alloy
ApplicationEngine Reciprocating Assembly
Service LifeEngine overhaul interval (e.g., 10,000-15,000 hrs)
CompatibilityCAT 3406B, 3406C Engine
ConditionNew — OEM specification aftermarket

Failure Symptoms

A significant decrease in engine power and rough engine operation, such as misfiring or knocking, are early indicators of piston body issues. If ignored, the compromised piston can lead to increased oil consumption and blow-by, potentially causing cylinder wall damage. Continued operation risks severe engine damage and complete breakdown.

Installation Tip

Ensure the cylinder bore is perfectly clean and free of any debris before attempting to install the piston assembly. Never force the piston into the cylinder; it should slide in smoothly with the correct ring compression.

Service Note

When replacing piston bodies, always install new piston rings, cylinder liners, and connecting rod bearings.