CATEngine Parts

254-4183 Fuel Injector — Cat C13 C15

This is a high-pressure fuel injector for CAT C13, C15, and C18 engines, responsible for precisely metering and atomizing diesel fuel into the combustion chamber. It is manufactured to meet rigorous OEM performance specifications, ensuring optimal fuel delivery compared to a worn injector that may leak or spray erratically. Operators might observe rough idling, a loss of engine power, or increased black smoke from the exhaust when this component is failing.

Fuel Injector – Part No 254-4183 – 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
MaterialHardened steel, brass
ApplicationEngine fuel injection system
Service LifeReplace every 5,000-10,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing fuel injector include engine misfires, noticeable power reduction, and increased exhaust smoke. If ignored, fuel delivery will become increasingly inconsistent, leading to poor fuel economy and potential engine damage from uneven combustion. Continued operation with faulty injectors can result in severe internal engine wear and costly repairs.

Installation Tip

Thoroughly clean the injector bore in the cylinder head before installing the new injector to prevent leaks and ensure proper seating. Never reuse the old copper sealing washer; always install a new one with each injector.

Service Note

When replacing fuel injectors, it is crucial to inspect the fuel lines for leaks and the fuel filter for contamination.