CATEngine Parts

352-5111 Fuel Injection Pump — Cat Engine C4 4

This fuel injection pump is a core component of the engine's fuel system, responsible for delivering pressurized fuel to the injectors at the precise moment for combustion. It ensures consistent fuel delivery for optimal power and efficiency, unlike a worn pump that can cause erratic fuel pressure and misfires. Operators may experience rough idling, loss of engine power, or difficulty starting the engine when this pump begins to fail.

Fuel Injection Pump – Part No 352-5111 – 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 Injection Pump
MaterialSteel Alloy
ApplicationEngine Fuel System
Service LifeReplace as needed based on performance issues
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of a failing fuel injection pump include inconsistent engine performance, such as rough idling or hesitation under load. Continued operation can lead to a noticeable loss of engine power and increased exhaust smoke. The most severe consequence is the inability to start the engine due to insufficient fuel pressure.

Installation Tip

Ensure the fuel system is properly bled of air after installation to prevent running issues. Do not overtighten the mounting bolts, as this can distort the pump housing.

Service Note

Always replace the primary and secondary fuel filters when installing a new fuel injection pump to ensure clean fuel delivery.