CATEngine Parts

183-4320 Fuel Lift Pump — Cat 3003 3011C

This is a CAT Fuel Lift Pump, responsible for drawing fuel from the tank and delivering it under low pressure to the main fuel injection pump or filter. It is built to precise specifications, ensuring consistent fuel delivery and preventing fuel starvation, unlike a worn pump that may deliver erratically. Operators may experience engine sputtering, hesitation during acceleration, or difficulty starting the engine if this pump is not functioning correctly.

Fuel Lift Pump – Part No 183-4320 – 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 Lift Pump
MaterialMetal and Rubber
ApplicationFuel Delivery System
Service LifeReplace every 1,000-2,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing fuel lift pump include intermittent engine stumbling or hesitation, especially under load. If the pump's output continues to decrease, the engine may experience rough idling, difficulty starting, or eventually stall due to inadequate fuel delivery. Prolonged operation with a weak lift pump can lead to premature wear on the high-pressure fuel injection pump.

Installation Tip

Ensure the fuel lines are clean and free of debris before connecting them to the new pump. Do not overtighten the mounting hardware, as this can damage the pump body.

Service Note

Inspect the fuel filter and fuel lines for any signs of clogging or damage when replacing the fuel lift pump.