CATEngine Parts

10r-0963 Fuel Injector — Cat C12

This fuel injector is a vital component of the engine's fuel system, precisely delivering atomized fuel into the combustion chamber at the correct time and pressure. Manufactured to meet exacting OEM standards, it ensures optimal fuel atomization and spray pattern, unlike a clogged or worn injector that causes poor combustion. Operators may observe rough idling, reduced engine power, increased exhaust emissions, and poor fuel economy as indicators of a failing fuel injector.

Fuel Injector – Part No 10r-0963 – 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 and Brass
ApplicationEngine Fuel Injection System
Service LifeReplace as part of engine overhaul or when performance degrades
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early symptoms of a faulty fuel injector include engine misfires, particularly at idle, and a noticeable increase in black exhaust smoke. If left unaddressed, fuel economy will worsen, and the engine may struggle to start or maintain power under load. Continued operation risks cylinder washing and potential engine damage due to incomplete combustion.

Installation Tip

Thoroughly clean the injector bore in the cylinder head before installing the new injector to ensure a proper seal. Avoid overtightening the injector hold-down clamp, as this can damage the injector body.

Service Note

When replacing fuel injectors, it is advisable to inspect the fuel filter and fuel lines for any signs of contamination or blockage.