CATEngine Parts

213-8281 Fuel Injection Pump — Cat S4L2 304Cr

This is a Fuel Injection Pump, a critical component responsible for delivering pressurized fuel to the engine's combustion chambers at the precise moment. It is engineered to meet strict flow and timing specifications, ensuring optimal engine performance and fuel efficiency, unlike a worn pump that may cause misfires or poor starting. Operator-observable symptoms of a failing fuel injection pump include rough idling, difficulty starting, loss of engine power, and increased exhaust smoke.

Fuel Injection Pump – Part No 213-8281 – 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 and specialized alloys
ApplicationEngine Fuel System
Service LifeReplace when fuel delivery issues arise or as per manufacturer schedule
CompatibilityCAT S4L2 Engine, 304CR Excavator
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing fuel injection pump often include difficulty starting the engine, especially when cold, and a noticeable reduction in engine power. As the problem worsens, the engine may run rough, idle erratically, and produce excessive black smoke. Continued operation risks engine stalling, incomplete combustion, and potential damage to other fuel system components.

Installation Tip

Ensure the fuel system is completely purged of air and that all new fuel filters are installed before priming and starting the engine with the new pump. Avoid introducing any contaminants into the fuel system during installation, as this can quickly damage the new pump.

Service Note

Always replace the fuel filters and inspect the fuel lines for any signs of damage or blockage when replacing the fuel injection pump.