CATEngine Parts

230-9457 Fuel Injector — Cat Engine 3508B 3512B 3516B

This is a high-pressure fuel injector designed to deliver precise fuel charges into the combustion chamber of Caterpillar diesel engines. It ensures optimal fuel atomization and combustion efficiency, meeting stringent OEM quality standards for durability and performance. A failing injector may cause rough idling, reduced engine power, increased exhaust smoke, or a noticeable drop in fuel economy.

Fuel Injector – Part No 230-9457 – 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 Injector
MaterialSteel alloy, NBR seals
ApplicationFuel injection system
Service LifeReplace based on performance diagnostics
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing fuel injector include a rough idle and a slight decrease in engine responsiveness. If left unaddressed, fuel delivery issues will worsen, leading to significant power loss and increased fuel consumption. Continued operation with faulty injectors can lead to uneven cylinder loading and potential engine damage.

Installation Tip

Ensure the injector bore is clean and free of debris before installation to prevent leaks. Do not overtighten the injector hold-down bolts, as this can damage the injector body or the cylinder head.

Service Note

Always replace the fuel filter and inspect fuel lines when servicing fuel injectors.