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The c-at 10R-9348 fuel injector is a high-performance, OEM-compatible replacement part exclusively designed for c-aterpillar 3126, 3126B

2026-04-07

The c-at 10R-9348 fuel injector is a high-performance, OEM-compatible replacement part exclusively designed for c-aterpillar 3126, 3126B, and 3126E diesel engines, widely used in heavy-duty excavators, trucks, industrial machinery, and marine equipment. Built with strict manufacturing standards and premium-grade materials, this injector delivers precise fuel delivery, optimal atomization, and stable engine performance, effectively solving common issues like unstable idling, high fuel consumption, and weak power output. Unlike ordinary aftermarket parts, it undergoes full-flow testing and pressure calibration to match original equipment performance, ensuring seamless installation, long service life, and reliable operation even in harsh heavy-duty working conditions, making it the top cost-effective choice for engine maintenance and repair.

Core Product Specific-ations

Parameter Item	Detailed Value
Part Number	10R-9348 (Cross Reference: 0R-9348, 145-9360, 171-9710, 222-5965, EX639348)
Applicable Engine	c-aterpillar 3126, 3126B, 3126E Diesel Engine
Product Type	HEUI Hydraulic Electronic Unit Injector
Material	High-Strength Alloy Steel + Wear-Resistant Nozzle Core
Calibration Standard	OEM Standard Flow Rate & Pressure Calibration
Condition	New Aftermarket / Premium Remanufactured Option

Compatible Equipment & Applic-ations

Equipment Type	Specific Models
Excavators	c-at 320B, 320C, 321B, 322B, 325B Series Excavators
Heavy-Duty Trucks	c-at Engine Equipped Commercial Trucks, Freight Trucks
Industrial Machinery	Fixed Power Units, Industrial Generator Sets, Pumping Equipment
Marine Equipment	Small & Medium Marine Diesel Engines, Workboats
Other Applic-ations	Construction Machinery, Mining Equipment, Agricultural Heavy Machinery

Key Product Advantages (Differentiation Highlights)

Advantage c-ategory	Detailed Benefits
Precise Fuel Atomization	Adopts multi-hole precision nozzle design, achieves uniform fuel atomization, promotes full combustion, reduces fuel waste by 5%-8% compared to ordinary injectors, and lowers exhaust emissions to meet environmental protection standards.
Extreme Durability	Uses high-temperature resistant and wear-resistant internal components, withstands long-term high-pressure and high-load operation, resists fuel contamination and clogging, extends replacement cycle, and reduces maintenance frequency and cost for heavy-duty equipment.
Plug-and-Play Compatibility	Strictly consistent with OEM size and interface standards, no modific-ation required during installation, perfectly matches 3126 series engine fuel system, avoids matching errors, and shortens equipment downtime.
Stable Performance	100% tested for injection pressure, flow rate, and sealing performance before leaving the factory, ensures consistent engine power, eliminates idling jitter, black smoke, and power lag, and maintains stable output under variable working conditions.

Quality Assurance & Service Terms

Service Item	Specific Commitment
Warranty Period	12-Month Unlimited Mileage/Hour Warranty, Covering Manufacturing Defects
Quality Testing	Full Pre-Shipment Testing Including Pressure Test, Flow Test, and Leakage Test
Return & Exchange	90-Day Hassle-Free Return for Unused, Undamaged Non-Human Damage Parts
Installation Tips	Recommended to Replace Full Set for Balanced Performance, Match New Seals & Gaskets
Inventory Status	In Stock, Fast Shipping, Suitable for Emergency Maintenance Needs

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The c-at 10R-9348 fuel injector is a high-performance, OEM-compatible replacement part exclusively designed for c-aterpillar 3126, 3126B

Core Product Specific-ations

Compatible Equipment & Applic-ations

Key Product Advantages (Differentiation Highlights)

Quality Assurance & Service Terms

News

Cases

Cummins Diesel Injector

BOSCH Diesel Injector

DENSO Diesel Injector

Caterpillar Fuel Injector

VOLVO Diesel Injector

DELPHI Fuel injector