CATEngine Parts

267-3361 Fuel Injector — Cat C18 330D

This is a high-performance fuel injector designed for precise fuel delivery into the combustion chambers of specific Caterpillar engines and excavators. It ensures optimal fuel atomization and timing for efficient power generation and emissions control, meeting rigorous OEM standards. A worn or malfunctioning injector can lead to rough engine operation, excessive smoke, and a noticeable loss of power, indicating incomplete combustion.

Fuel Injector – Part No 267-3361 – 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, hardened nozzle
ApplicationEngine fuel injection system
Service LifeReplace based on performance degradation or diagnostic codes
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial symptoms of a failing injector include uneven engine running, increased exhaust emissions (black smoke), and a reduction in overall engine power. If not addressed, this can lead to increased fuel consumption, potential engine misfires, and damage to other engine components due to uneven combustion loads. Continued operation risks compromising engine efficiency and longevity.

Installation Tip

Ensure the sealing washer or O-ring is correctly seated on the injector before insertion into the cylinder head. Avoid rotating the injector during installation, as this can damage the sealing surfaces.

Service Note

Inspect the fuel return lines and seals, and consider replacing the fuel filter when installing a new fuel injector.