CATEngine Parts

423-8524 Fuel Filter Water Separator — Cat C11 C13

This fuel filter water separator is crucial for protecting the engine's fuel system from contaminants and water. It effectively removes particulate matter and separates water from the diesel fuel, ensuring clean fuel delivery to the injectors and preventing corrosion. Clogged filters or failed separators can lead to reduced engine power, rough idling, and potential fuel system damage.

Fuel Filter Water Separator – Part No 423-8524 – 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 TypeFuel Filter Water Separator
MaterialMetal, Filter Paper, Plastic
ApplicationFuel System
Service LifeReplace every 500-1000 hours or as recommended
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A primary symptom of a clogged or failing fuel filter water separator is a noticeable loss of engine power, especially under load. The engine may also exhibit rough idling or intermittent stalling as fuel delivery becomes compromised. Continued use can lead to injector damage and increased emissions.

Installation Tip

Always drain any accumulated water from the separator bowl before attempting removal, and ensure the sealing surfaces are clean and free of debris. Lubricate the new filter's O-ring with clean diesel fuel before installation.

Service Note

Inspect fuel lines for leaks and check the fuel tank for sediment when replacing the fuel filter water separator.