CATCooling System

1423391 Spider As — Cat 414e 416C

This Spider As is a critical component within the engine's cooling system, designed to distribute coolant flow evenly to prevent overheating. It ensures consistent temperature regulation, unlike a worn part which may exhibit internal corrosion or cracks, leading to reduced flow efficiency. Operators may notice a gradual increase in engine operating temperature or uneven cooling across the engine block when this part begins to fail.

Spider As – Part No 1423391 – CAT Spare Part
Part Specifications
BrandCAT
CategoryCooling System
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

Flush cooling system with distilled water before refilling. Use pre-mixed coolant — never plain water, which causes corrosion. Pressure-test system after any cooling repair. Check thermostat by immersing in hot water — should open at rated temperature.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeCoolant Distribution Spider
MaterialCast Iron
ApplicationEngine Cooling System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing Spider As may include a slight rise in engine temperature during heavy load conditions. If left unaddressed, coolant flow can become restricted, leading to localized hot spots and potential engine damage. Continued operation with a compromised Spider As risks significant overheating and reduced engine performance.

Installation Tip

Ensure the engine block coolant passages are thoroughly cleaned of any debris or scale before installing the new Spider As. Avoid overtightening the retaining bolts, as this can distort the part or damage the mounting surface.

Service Note

Inspect the engine thermostat and water pump for proper operation when replacing the Spider As.