CATEngine Parts

229-1631-2291631 Fuel Injector 229 1631 — Cat Engine 3508B 3512B 3516B

This fuel injector is a precision-engineered component responsible for delivering atomized fuel into the combustion chamber of CAT diesel engines. Manufactured to exact specifications, it ensures optimal fuel atomization and spray pattern, which is crucial for efficient combustion and reduced emissions, unlike a worn injector that can cause poor fuel economy and incomplete burning. Operators may notice rough idling, a significant loss of engine power, or increased black smoke from the exhaust when this injector is malfunctioning.

Fuel Injector 229 1631 – Part No 229-1631-2291631 – 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 alloy
ApplicationDiesel engine fuel system
Service LifeReplace every 4,000-6,000 hrs or as needed
CompatibilityCAT 3508B, 3512B, 3516B
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indicators of a failing fuel injector include rough engine operation, noticeable power loss, and increased exhaust smoke. If ignored, the injector can lead to uneven cylinder firing, poor fuel economy, and potential damage to other engine components due to improper combustion. Continued operation risks severe engine damage and increased emissions.

Installation Tip

Ensure the injector bore in the cylinder head is perfectly clean and free of any carbon buildup before installation. Avoid dropping or striking the injector tip, as this can damage the delicate nozzle assembly.

Service Note

Inspect the fuel filter, fuel lines, and engine compression when replacing fuel injectors.