CATEngine Parts

10r-7651-201-3780 Fuel Injection Pump — Cat 320C

This fuel injection pump is a critical component of the engine's fuel system, responsible for precisely delivering fuel to the cylinders under high pressure. It ensures optimal combustion efficiency and engine performance by metering and timing fuel delivery. A failing pump may exhibit rough idling, loss of power, or difficulty starting, often accompanied by visible fuel leaks or unusual engine noises.

Fuel Injection Pump – Part No 10r-7651-201-3780 – 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
MaterialHardened steel alloy
ApplicationEngine fuel system
Service LifeReplace as needed based on performance diagnostics
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing fuel injection pump include engine misfires or a noticeable reduction in power. If left unaddressed, the engine may become increasingly difficult to start and run rougher, leading to poor fuel economy. Continued operation with a faulty pump risks uneven cylinder operation and potential engine damage.

Installation Tip

Ensure the engine is completely cool before beginning work to avoid burns and allow for easier component removal. Do not overtighten the mounting bolts, as this can damage the pump housing or the engine block.

Service Note

Always replace the fuel filters when installing a new fuel injection pump to prevent contamination.