CATEngine Parts

1442948 Crown As- Piston — Cat 16H 365B

This is a Crown Piston Assembly, a critical component within the engine's combustion system responsible for forming the top of the cylinder and withstanding extreme pressures and temperatures. Manufactured to precise specifications, it ensures optimal combustion efficiency and durability, unlike worn pistons that can lead to reduced power and increased oil consumption. Operators may observe rough idling, misfires, or a noticeable drop in engine performance if the piston assembly is failing.

Crown As- Piston – Part No 1442948 – 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 when signs of wear appear
CompatibilityCTP aftermarket replacement
ConditionNew — CTP aftermarket replacement

Failure Symptoms

Early indicators of a failing piston assembly include increased engine noise, rough idling, and a gradual loss of power. If left unaddressed, the piston can develop cracks or excessive wear, leading to increased oil consumption and potential cylinder wall damage. Continued operation risks severe engine damage and costly repairs.

Installation Tip

Ensure the piston rings are correctly gapped and oriented according to the service manual before installing the piston into the cylinder bore. Avoid forcing the piston into the bore; it should slide in smoothly with proper ring compression.

Service Note

Always inspect cylinder liners, piston rings, and connecting rod bearings for wear when replacing a piston assembly.