CATEngine Parts

212-8559 Fuel Injection Pump — Cat 320D 320C

This is a fuel injection pump, a precision component that delivers pressurized fuel to the engine's combustion chambers at the correct time and volume. Manufactured to CAT's exacting standards, it ensures efficient fuel atomization and combustion, unlike worn pumps that can cause poor fuel economy and rough running. Operators may notice a significant loss of engine power, increased fuel consumption, difficulty starting, or rough idling when this fuel injection pump begins to fail.

Fuel Injection Pump – Part No 212-8559 – 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, Brass, Seals
ApplicationFuel System
Service LifeReplace as needed based on performance
CompatibilityCAT specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing fuel injection pump often presents as a noticeable decrease in engine power and an increase in fuel consumption. The engine may also exhibit rough idling, difficulty starting, or intermittent stalling. If left unaddressed, the incorrect fuel delivery can lead to engine misfires, excessive exhaust smoke, and potential damage to internal engine components.

Installation Tip

Ensure the engine timing is correctly set before installing the new fuel injection pump. Bleed all air from the fuel system after installation to ensure proper fuel delivery.

Service Note

Always replace the fuel filters and inspect the fuel injectors when servicing or replacing the fuel injection pump.