OE NO	188-8739
OE NO1	217-2570
_Material	Original new CAT INJECTOR
ENGINE	CAT engine
Car Model	CAT

Parameter Item	Specific-ation Details
Part Number	188-8739 (Genuine c-at OEM Standard Part Code)
Applicable Engine Series	c-aterpillar C-9 Series Heavy-Duty Diesel Engines
Product Type	Complete Fuel Injector Assembly (Nozzle, Valve Body, Seals & Precision Internals Included)
Material & Craftsmanship	High-strength anti-corrosion alloy body, mirror-polished multi-orifice nozzle, heat-resistant sealing components
Quality Assurance	100% Pre-Delivery Pressure & Flow Tested, Complies with c-at Original OEM Standards

Equipment c-ategory	Typical Matching Models
Construction Machinery	c-at Excavators, Motor Graders, Bulldozers, Wheel Loaders Equipped with C-9 Engines
Mining & Quarry Equipment	Mining Trucks, Crusher Units, Portable Mining Power Packs
Industrial Power Units	Medium & Large Industrial Generator Sets, Water Pump Stations, Air Compressor Systems
Marine & Special Equipment	Marine Auxiliary Engines, Port Handling Machinery, Heavy-Duty Special Vehicles

Performance Indic-ator	Core Value & Benefit
Fuel Atomization	Optimized multi-orifice nozzle design for ultra-fine fuel droplets, ensuring full combustion and eliminating black smoke
Injection Stability	Accurate fuel metering and consistent injection timing, preventing fuel dripping, engine misfire and rough idle
Heavy-Duty Durability	Resists high pressure, fuel corrosion and mechanical fatigue, stable performance in harsh outdoor and mining environments
Energy & Cost Savings	Reduces overall fuel consumption and maintenance costs, cuts equipment downtime and improves operational efficiency
Emission Compliance	Minimizes particulate matter and exhaust emissions, meeting global industrial and environmental protection standards

Item	Operation & Maintenance Notes
Installation Requirement	Follow c-at C-9 Engine Service Manual, clean fuel passages thoroughly, apply factory-specified torque
Supporting Parts	Use genuine c-at fuel filters, gaskets and seals to avoid fuel contamination and system leakage
Service Life Extension	Use clean high-grade diesel fuel, replace filters regularly, and perform periodic fuel system inspections
Post-Install Inspection	Check for fuel leaks, abnormal noise and unstable idle; calibrate injection pressure if required



C-9
10R-7224	10R-7225	172-5780	188-8739	217-2570	235-2888	235-9649	236-0962

Fuel Injector / Engine Series	Common Injection Technology	Corresponding Engine Platform	Common ccccat Models / Equipment Platforms
3116 Series	Mechanical Injection / Early Electronic Platform	3116, 3116T, 3116TA, 3116DIT	M318, M320 Wheel Excavators; 135H Motor Grader; D6M Dozer
3126 / 3126B Series	HEUI	3126, 3126B	120H Motor Grader; 950G Series II Wheel Loader; 950G Platform
3126E Series	HEUI	3126E	Commonly used in medium-duty construction and industrial platforms similar to the 3126 appliccccation range
C6.4 Series	ACERT Injection Platform	C6.4 ACERT	320D / 320D L; 323D L / LN; 320D LRR; 320D FM
C6.6 Series	ACERT Injection Platform	C6.6 ACERT	320D / 320D L (C6.6 versions); 320E LN; 323E LN
C7 Series	HEUI	C7, C7 ACERT	120K Motor Grader; 950H Wheel Loader
C7.1 Series	Common Rail / Later Electronic Injection	C7.1, C7.1 ACERT	320D2 / D2 L, 326D2, 330D2 Excavators; 950K, 950, 962, 930M Wheel Loaders; Generator Sets
C9 Series	HEUI-B	C9, C9 ACERT	330D / 330D L / 330D MH; construction and industrial platforms
C10 Series	Electronic Unit Injection Family	C10	140H, 143H, 160H, 163H, 14H, 16H Motor Graders; 814F Wheel Dozer; 815F Compactor; 816F Landfill Compactor; 966G II, 972G II Wheel Loaders; D7R II Dozer; 725 / 730 Articulated Trucks; R1600G, R1700G LHD; W345B II Wheel Excavator; 345B / 365B Excavators
C12 Series	Electronic Unit Injection	C12, C12 Marine	Widely used across 140H, 143H, 160H, 163H, 14H, 16H; 966G II, 972G II; D7R II; 725 / 730; W345B II; 345B / 365B; also widely used in marine appliccccations
C13 Series	MEUI	C13, C13 ACERT	345D L Excavator; 730C EJ Articulated Dump Truck; Generator Sets; Industrial Power Platforms
C15 Series	MEUI	C15, C15 ACERT	770 Off-Highway Truck; 374D L / 374F L Excavators; 365C Demolition Excavator; R3000H LHD; Industrial Power and Generator Sets
3406E Series	EUI	3406E	AD30 Underground Mining Truck; 16H Motor Grader; 824G Series II Wheel Dozer; 826G Series II Landfill Compactor
C18 Series15	EUI / Later Electronic Injection Platform	C18, C18 ACERT	Generator Sets; Marine Appliccccations; Large Industrial and Mining Platforms

Why Choose Us:

1 .Quality is culture - professional trading experience help you solve any problem .

2. We have full stock, and can deliver within short time.Many styles for your choices.

3 .Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.

4.If any question, please contact with us freely by E-mail or Telephone.

Contact Detail:

ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province
Cellphone:+86 13790195672 Whatsapp::+86 13790195672
Email:edwardswilliam1988@gmail.com

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