Cummins 2872544 Common Rail Fuel XPI Injector Compatible For Cummins ISX Engine
1.Cummins xpi Injector
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8.6 months warranty
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Product Introduction
The 2872544 Cummins XPI Fuel Injector is a high-pressure common rail injector specifically designed for Cummins ISX series engines, delivering precise fuel metering for optimal combustion efficiency in heavy-duty truck applications.
Key Features
Precision Engineering
• XPI (Extra High Pressure Injection) technology
• 8-hole VCO nozzle (0.135mm diameter)
• ±0.8% flow matching tolerance
• 0.4ms response time solenoid
Durability Enhancements
• Hardened stainless steel body
• Ceramic-coated needle valve
• Integrated 15-micron filter
Performance Benefits
✓ 7-9% improved fuel economy
✓ Reduced NOx emissions by 12%
✓ 500,000-mile design life
Compatibility & Applications
Engine Compatibility Chart
|
Engine Model |
Displacement |
Horsepower |
Torque |
Emission Standard |
Production Years |
|
ISX12 |
11.9L |
350-500 HP |
1250-1750 lb-ft |
EPA 07/10 |
2007-2017 |
|
ISX15 |
14.9L |
400-600 HP |
1450-2050 lb-ft |
EPA 10/13 |
2010-Present |
|
ISX12 G |
11.9L |
330-500 HP |
1150-1700 lb-ft |
EPA 17 |
2017-Present |
Truck Applications
✔ Kenworth: T680, T800, W900
✔ Peterbilt: 389, 579, 567
✔ Freightliner: Cascadia, Coronado
✔ International: Lonestar, ProStar
Common Configurations
Over-the-road hauling
Heavy-duty construction
Logging and oilfield operations
Refrigerated transport
Technical Specifications
|
Parameter |
Specification |
|
Part Number |
2872544 |
|
Type |
Common Rail XPI |
|
Operating Pressure |
35,000 PSI (2400 bar) |
|
Electrical Resistance |
0.5-1.0 ohms @ 20°C |
|
Flow Rate |
600 cc/30 sec @ 100 bar |
|
Nozzle Type |
Mini-sac VCO design |
|
Seal Material |
High-temp fluorocarbon |
|
Weight |
1.8 kg |
Maintenance Guide
Service Recommendations
Every 50,000 miles: Injector balance test
Every 150,000 miles: Ultrasonic cleaning
Annually: Electrical resistance check
Failure Symptoms
⚠ Diagnostic Codes: 441, 442, 449
⚠ Operational Signs:
• Increased fuel consumption
• Excessive white smoke
• Reduced power output
Best Practices
• Use Cummins-approved Ultra Low Sulfur Diesel
• Maintain 2-micron final filtration
• Replace all injector seals during service
Installation Guide
Required Tools
• Cummins INSITE™ 8.5+ software
• Injector bore cleaning kit (PN 3824517)
• Angular torque wrench
Installation Procedure
Depressurize fuel system using INSITE
Clean bore with approved reamer tool
Install new injector with fresh seals
Torque sequence:
Initial: 30 Nm
Final: 50 Nm + 90°
Program ECM with new injector codes
⚠ Critical Notes:
• Always replace hold-down bolts
• Must perform injector trim update
• Verify leakage rate < 3cc/min
Your doubts
Abosede
Customer feedback
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