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original 203-7685 Common Rail Fuel Injector for C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector
Detail Information
Place of Origin:
USA
Certification:
IOS+86 18136531233
Contact:
0086 18136531233
REMAN Num:
203-7685
Part Number:
203-7685
Part Number 2:
203-7685
Product Name:
Original Injector
Warranty:
12 Months
Packing:
Original Package
Stock:
In Stock
Size:
Original Size
MOQ:
1 PC
Place Of Origin:
USA
Delivery Time:
3-5 Work Days
Appliion:
Fuel Injection System
CAR:
DIESEL CAR
ENGINE:
ENGINE
Supply Ability:
10000
Product Description

original 203-7685 Common Rail Fuel Injector for C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector

Fuel Type

Diesel

Condition

New / Remanufactured OEM Quality

Applicable Engine

. C10, . C10 Industrial, . C10 Marine, . C10 Generator Engines

Injector Type

Electronic Unit Injector (EUI)

Quality Standard

OEM Standard

Packaging

Neutral Protective Packaging for Industrial Shipment

Fuel System

High-Pressure Electronic Unit Injection System

OE Number

203-7685

Brand

.

Cross Number / Universal Number

203-7685, 2037685, CAT2037685, 10R0957, 10R-0957, CAT10R0957

Vehicle / Equipment Application

. Excavators, . Wheel Loaders, . Articulated Trucks, Industrial Power Units, Generator Sets, Marine Engines, Mining Equipment, Construction Machinery

Application Type

Heavy Duty Diesel Engines for Construction, Mining, Transportation, Marine, Agriculture, Power Generation, and Infrastructure Projects

Engineered for demanding heavy-duty operation, the 203-7685 Fuel Injector delivers reliable high-pressure fuel delivery for the . C10 diesel engine platform. Manufactured to OEM quality standards, this Electronic Unit Injector (EUI) is cross-referenced with 2037685, CAT2037685, 10R0957, 10R-0957, and CAT10R0957, offering a fully compatible replacement solution for industrial fleets, mining operators, marine fleets, and power generation contractors seeking consistent injector performance in the field.

The injector features a precision-machined nozzle, wear-resistant internal components, and corrosion-resistant materials designed for long service life under continuous load. Optimized atomization improves combustion efficiency, delivering increased engine power, reduced fuel consumption, lower exhaust emissions, and improved cold-start performance. This injector is suitable for . C10 Industrial, Marine, and Generator engine variants installed in excavators, wheel loaders, articulated trucks, industrial power units, generator sets, and construction and mining machinery.

Installation requires disconnecting the battery, removing the valve cover and old injector, thoroughly cleaning the injector bore, installing new seals and O-rings, torquing to specification, and performing ECM diagnostics to verify operation. To maximize service life, use high-quality diesel fuel, replace fuel filters regularly, drain water separators, and follow recommended maintenance intervals. Proper installation resolves common injector-related issues including hard starting, white or black smoke, rough idle, power loss, increased fuel consumption, and engine misfire, restoring dependable C10 engine performance.

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 1

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 2

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 3

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 4

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 5

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 6

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 7

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 8

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 9

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 10

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 11

original 203-7685 Common Rail Fuel Injector for   C10 C12 Engine 345B II 345B II MH 365B Excavator Diesel Nozzle Assembly Replacement Parts original new injector detail 12

Contact Detail:

ADD:Huangpu hinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,

Guangdong Province Tel:+86 020 88557755

Cellphone:+86 18136531233 WhatsApp:+86 18136531233

Email:2209396088@qq.com