CATFuel System

7C6591 Lines Gp-Fuel Injection — Cat 3306

These fuel injection lines are integral to the CAT fuel system, delivering pressurized fuel from the injection pump to the engine cylinders for combustion. Manufactured to precise tolerances, they ensure consistent fuel flow and atomization, unlike worn lines that can leak or become restricted. Operators may experience rough engine operation, loss of power, or visible fuel leaks around the injectors when these lines fail.

Lines Gp-Fuel Injection – Part No 7C6591 – CAT Spare Part
Part Specifications
BrandCAT
CategoryFuel System
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

Use clean, filtered fuel — fuel injection components have micron-level tolerances. Prime fuel system before cranking to avoid dry-start damage. Replace fuel filter whenever servicing injection components. Calibrate injectors after replacement if equipment has ECU.

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 Lines
MaterialHigh-strength steel tubing
ApplicationFuel system - injection circuit
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial symptoms of failing fuel injection lines may include a slight misfire or a faint fuel odor. If ignored, leaks can worsen, leading to significant power loss and potential fire hazards. Unaddressed line failures can result in uneven cylinder operation and costly damage to the fuel system or engine.

Installation Tip

Ensure the lines are routed correctly to avoid kinking or rubbing against other components. Do not force connections; ensure threads are properly aligned before tightening.

Service Note

Inspect the fuel injection pump and engine injectors for any signs of wear or damage when replacing these lines.