CATEngine Parts

10r-0955-0r-9803-176-1150 Fuel Injector — Cat 3406C 3406E

This is a precision-engineered fuel injector designed to deliver atomized fuel directly into the engine's combustion chamber for optimal performance. Manufactured to meet rigorous Caterpillar standards, it ensures consistent fuel delivery and spray patterns, unlike worn injectors that can cause poor combustion and reduced efficiency. Operators may observe rough idling, increased exhaust smoke, or a noticeable decrease in engine power when an injector fails.

Fuel Injector – Part No 10r-0955-0r-9803-176-1150 – 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

const P = { partNo:'10r-0955-0r-9803-176-1150', name:'Fuel Injector', brand:'CAT', brandSlug:'cat', category:'Engine Parts', catSlug:'engine-parts', condition:'OEM Aftermarket', description:'This is a precision-engineered fuel injector designed to deliver atomized fuel directly into the engine\'s combustion chamber for optimal performance. Manufactured to meet rigorous Caterpillar standards, it ensures consistent fuel delivery and spray patterns, unlike worn injectors that can cause poor combustion and reduced efficiency. Operators may observe rough idling, increased exhaust smoke, or a noticeable decrease in engine power when an injector fails.', xref:['10r-0955-0r-9803-176-1150'], models:["CAT", "Engine", "3406C", "3406E", "3456", "Tractor", "621G", "623G", "627G"], specs:[{key:'Part No',val:'10r-0955-0r-9803-176-1150'},{key:'Brand',val:'CAT'},{key:'Category',val:'Engine Parts'},{key:'Condition',val:'Aftermarket — OEM Specification'},{key:'Dispatch',val:'Same-day from Mumbai (before 3 PM IST)'},{key:'GST Invoice',val:'Available — all orders'},{key:'Export Docs',val:'Commercial invoice, packing list, COO'}], relatedParts:[{"partNo": "0r-3404", "name": "Brake Air Compressor", "slug": "0r-3404"}, {"partNo": "8e-6326", "name": "Floating Seal", "slug": "8e-6326"}, {"partNo": "160-2296", "name": "Belt Tensioner", "slug": "160-2296"}, {"partNo": "273-9104", "name": "Control Handle", "slug": "273-9104"}, {"partNo": "249-7026", "name": "Hydraulic Pump", "slug": "249-7026"}, {"partNo": "6v-0600-437-4583", "name": "Upper Gasket Kit", "slug": "6v-0600-437-4583"}], reviews:[{name:'Vikram Singh',loc:'Delhi, India',rating:5,text:'CAT part arrived fast. OEM specification, fits perfectly in my 320D. Highly recommend PTC.'},{name:'Ibrahim Al Rashid',loc:'Dubai, UAE',rating:5,text:'Great service and fast shipping to UAE. The CAT part was exactly as described. Very reliable supplier.'},{name:'Pradeep Sharma',loc:'Nagpur, Maharashtra, India',rating:4,text:'Quick response, good quality. Team confirmed compatibility before dispatch which I appreciated.'}], faq:[{q:'What is the role of a fuel injector in a diesel engine?',a:'A fuel injector precisely meters and sprays diesel fuel into the combustion chamber at high pressure, initiating the combustion process.'},{q:'How can I confirm if this 10R-0955 injector is correct for my 3406C engine?',a:'Cross-reference the part number with your engine\'s service manual or consult with a Caterpillar parts specialist using your engine serial number.'},{q:'What is the warranty coverage for this fuel injector?',a:'This fuel injector is backed by a comprehensive warranty covering manufacturing defects and material flaws.'},{q:'What is the recommended procedure for testing a fuel injector before replacement?',a:'Perform a cylinder cut-out test and check fuel pressure and return flow to diagnose injector performance issues accurately.'}], categoryDesc:'CAT Engine Parts from Parts Trading Company cover the full range of CAT equipment. We supply OEM-specification aftermarket engine parts sourced from certified manufacturers. PTC has supplied CAT engine parts to customers across India, UAE, Russia, Indonesia, and Africa since 1956. Our Mumbai warehouse stocks high-turnover CAT engine parts for same-day dispatch before 3 PM IST.', aiSpecs:[{"key": "Part Type", "val": "Fuel Injector"}, {"key": "Material", "val": "Hardened steel and brass"}, {"key": "Application", "val": "Engine fuel injection system"}, {"key": "Service Life", "val": "Replace as needed based on performance testing"}, {"key": "Compatibility", "val": "OEM specification"}, {"key": "Condition", "val": "New \u2014 OEM specification aftermarket"}],};script src="/assets/js/product-page.js">

Related CAT Parts

From the same category — may also be needed

0r-3404
Brake Air Compressor
8e-6326
Floating Seal
160-2296
Belt Tensioner
273-9104
Control Handle
249-7026
Hydraulic Pump
6v-0600-437-4583
Upper Gasket Kit

Browse all CAT Engine Parts →

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Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

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 and brass
ApplicationEngine fuel injection system
Service LifeReplace as needed based on performance testing
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early symptoms of a failing fuel injector include rough engine idling and a slight increase in black exhaust smoke. If left unaddressed, fuel delivery will become inconsistent, leading to significant power loss and potential engine misfires. Continued operation risks uneven cylinder wear and increased fuel consumption.

Installation Tip

Ensure the injector bore in the cylinder head is thoroughly cleaned and inspected for any damage before installing the new injector. Avoid overtightening the injector hold-down clamp, as this can distort the injector body.

Service Note

Inspect the fuel filter and fuel lines for contamination or restrictions when replacing a fuel injector.