Caterpillar original Caterpillar 191-3003 fuel injector new injector original new injector
Product Details
Caterpillar original fuel injector
,Caterpillar 191-3003 injector
,new Caterpillar fuel injector
Caterpillar original Caterpillar 191-3003 fuel injector new injector original new injector
|
Fuel Type |
Diesel |
|
Condition |
Original Replacement / New |
|
Applicable Engine |
Caterpillar CAT C15, C-15, C16, C-16, 3406E |
|
Injector Type |
Electronic Unit Injector (EUI) |
|
Quality Standard |
OE-Spec / Industrial Grade |
|
Packaging |
Standard Export Packaging |
|
Fuel System |
EUI (Electronic Unit Injector) Fuel System |
|
OE Number |
191-3003 |
|
Brand |
CAT (Caterpillar) |
|
Cross Number / Universal Number |
191-3003, 1913003, 0R-9257, 0R9257, OR-9257, 10R-8501, 10R8501 |
|
Vehicle / Equipment Application |
Heavy-duty trucks, highway trucks, fleet diesel trucks, tractor trucks, industrial power units |
|
Application Type |
Engine repair, engine rebuild, fleet maintenance, fuel system replacement, aftermarket distribution, export replacement parts |
The Caterpillar 191-3003 fuel injector is engineered as an original-equipment-style replacement for CAT C15, C-15, C16, C-16, and 3406E heavy-duty diesel engines. Designed as an Electronic Unit Injector (EUI), it delivers precise fuel metering and stable atomization to support efficient combustion across demanding highway truck, fleet, and industrial power unit applications. Cross-referenced with 0R-9257, OR-9257, and 10R-8501, this injector provides reliable international part-number matching for global aftermarket distributors, importers, and engine rebuilders.
Built for heavy-duty operation, the 191-3003 injector assembly promotes improved cylinder balance, reduced exhaust smoke, restored engine performance, and easier fuel system service. Quality control procedures include leakage testing, flow testing, spray pattern inspection, visual inspection, and electrical parameter checks, ensuring consistent OE-style fitment and dependable long-term operation in commercial diesel environments.
For proper installation, installers should confirm the injector number against the existing unit, verify the engine model and serial number, replace seals and O-rings, clean the injector bore, lubricate seals, and apply Caterpillar-specified torque values. After installation, technicians should perform leakage checks, cylinder cut-out testing, ECM fault-code scanning, and load response verification to confirm reliable operation.
WhatsApp:+8618128524431
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