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Home > Products > Caterpillar Fuel Injector > High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts

High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts

Product Details

Place of Origin: USA

Brand Name: Caterpillar

Certification: ISO +86 13434566685

Model Number: 7E-8729

Payment & Shipping Terms

Minimum Order Quantity: 1 PCS

Packaging Details: original packing

Payment Terms: T/T, Western Union,

Supply Ability: 10000

Get Best Price
Product Details
Highlight:

Caterpillar fuel injector 7E8729

,

Excavator diesel fuel injector

,

E200B excavator fuel injector

Contact:
+86 13434566685
Part Number:
7E-8729
Other No:
127-8216
Product Name:
CAT INJECTOR
Warranty:
12 Months
Packing:
Original Package
Stock:
In Stock
Size:
Original Size
MOQ:
1 PC
Delivery Time:
3-7 Work Days
Car:
Caterpillar C7.1 Engine
Contact:
+86 13434566685
Part Number:
7E-8729
Other No:
127-8216
Product Name:
CAT INJECTOR
Warranty:
12 Months
Packing:
Original Package
Stock:
In Stock
Size:
Original Size
MOQ:
1 PC
Delivery Time:
3-7 Work Days
Car:
Caterpillar C7.1 Engine
Product Description

High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts

 

 Detailed Product Datasheet:

Parts Number

7E-8729

Part Name

127-8216

Payment L/C , T/T
Packing Original / Netural

The 7E-8729 (7E8729) fuel injector is a premium OEM-spec replacement component exclusively engineered for c-aterpillar 3116 diesel engines, with extended full compatibility for 3114 & 3126 series engines. Built with heavy-duty hardened internal components and precision CNC hydraulic grinding, it delivers consistent fuel atomization, zero high-pressure leakage, and long-lasting durability ideal for construction, mining, marine and industrial heavy-duty equipment. Every unit undergoes 100% full pre-delivery testing covering leakage, spray pattern, fuel pressure and flow rate, featuring a true plug-and-play design that requires no extra calibration or on-site modific-ation, perfectly matching the original c-aterpillar fuel system performance standards and operating parameters.

1. Basic Product Specific-ations​

Item​ Details & Key Features​
Part Number​ 7E-8729 (7E8729); interchangeable with 4P-2995, 0R-8471, 0R-8467, 0R-8475, 0R-8477, 7E-6193, 7E-7607, 7E-8727​
Applicable Engine​ Primary: c-aterpillar 3116; Secondary: c-at 3114, 3126 diesel engines (full direct fit, no compatibility issues)​
Product Condition​ Brand New OEM Standard / Remanufactured to c-at Original Factory Spec; 100% Pre-Delivery Full Tested (leakage, spray, pressure, flow rate verific-ation)​
Control Type​ Mechanical Direct Injection / Solenoid-Assisted Hydraulic; professionally optimized for c-at 3116 engine fuel supply system​
Fuel Compatibility​ Standard diesel, low-sulfur diesel, high-sulfur diesel, marine diesel; built-in anti-coking, anti-impurity and anti-corrosion structure​
Net Weight​ 0.7kg – 0.75kg; lightweight profile for quick installation, disassembly and routine maintenance​
Installation Feature​ Plug-and-Play Direct Replacement; identical mounting holes, interface size and connection specs as original c-at injector, zero modific-ation or calibration required​

2. Core Performance & Technical Parameters​

Parameter​ Value​ Performance Advantage​
Injection Opening Pressure​ 30 ± 0.5 MPa​ Precision matched to c-at 3116 engine load and daily operating characteristics, ensuring stable, thorough and efficient fuel combustion under full working conditions, no power lag or fluctuation​
Needle Valve Design​ Heavy-Duty Case-Hardened Needle Seat​ Maximizes wear resistance, impact resistance and high-temperature fatigue durability, greatly extending service life under long-hour high-load operation, suitable for continuous heavy-duty work​
Body Processing​ Precision Hydraulic Grinding & Fine Finishing​ Ensures ultra-precise fuel delivery and uniform cone atomization, effectively reducing fuel waste, black smoke and incomplete combustion, optimizing engine power output​
Needle-to-Body Gap​ Micron-Level Ultra-Precise Tolerance​ Guarantees zero fuel leakage under high working pressure, stable hydraulic performance and consistent engine power output, completely eliminating idle jitter and power drop issues​
Spray Pattern​ Optimized Cone Atomization (OEM Standard)​ Significantly improves fuel combustion efficiency, cuts overall fuel consumption by 15%-20%, lowers exhaust emissions and meets global environmental operation standards for construction machinery​
Service Life​ ≥ 2,800,000 Injection Cycles​ Strong resistance to oxidation, corrosion and mechanical fatigue, performs stably in harsh working environments like high dust, extreme temperature and heavy load​

 

1.We have brand packages (for the piston, injector etc.)

wooden box (for crankshaft, camshaft, cylinder parts etc.)

It depends on your requirement.

2.Professional options for international transport

3.Professional international business communication and support

4.High quality products with reasonable price, quick shipping.

 


 Detailed Product Picture:

 

High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts 0High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts 1High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts 2

 

 

 

 

mpany Information:


 

High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts 3

High Quality Excavator Spare Parts Diesel Fuel Injector 7E8729 7E-8729 for E200B 3114 Excavator Construction Machinery Parts 4