CATFuel System

347-2339 347-2339 — Cat

This component is a high-performance fuel injector designed to precisely meter and atomize diesel fuel into the combustion chamber. It is engineered to meet Caterpillar's strict performance and emissions standards, ensuring optimal fuel efficiency and power output compared to a worn or malfunctioning injector. Operators may experience rough idling, reduced engine power, increased exhaust smoke, or poor fuel economy when this injector fails.

347-2339 – Part No 347-2339 – CAT Spare Part
Part Specifications
BrandCAT
CategorySpare 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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

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
MaterialHardened Steel Alloy
ApplicationFuel Injection System
Service LifeReplace as needed based on performance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial symptoms may include inconsistent engine RPMs or a slight loss of power. As the injector degrades, it can lead to noticeable misfires, increased fuel consumption, and excessive black smoke from the exhaust. Continued operation with a faulty injector can cause cylinder washing, premature engine wear, and potential damage to other engine components.

Installation Tip

Thoroughly clean the injector bore and seat before installing the new injector to ensure a proper seal and prevent leaks. Avoid overtightening the retaining nut, which can damage the injector or cylinder head.

Service Note

When replacing a fuel injector, it is advisable to inspect the fuel lines for leaks and check the condition of the glow plugs or starting aid system.