Cummins ISF 3.8 / 4.5 – Bosch CP2 Feed Pump Bearing Kit for High Pressure Pump

Part Number: DX41000344
Application: Gear Pump Section – Bosch CP2 High-Pressure Diesel Fuel Pump
Pump Reference: Bosch 0445020083 / Cummins 4088604
Engine Compatibility: Cummins ISF 3.8L and 4.5L (Euro 3 / Euro 4)

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Product Description
This bearing kit is used to rebuild the gear-driven feed pump section of the Bosch CP2 high-pressure fuel injection system. It contains high-precision needle bearings that restore the internal shaft alignment, reduce vibration, and extend pump life.

Compatible with Cummins ISF engines, this kit is ideal for shops working with imported platforms or servicing international fleets. Especially valuable for fuel system rebuilders and export services.

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Kit Contents

• 2x Needle Bearings – Shaft Side (OEM Cross Reference: HK121610, 12x16x10 mm)
• 1x Needle Bearing – Gear Pump Housing
• Precision-ground needle roller construction
• Designed for high RPM and oil-fed environments

Manufactured to match OE fit and tolerance for CP2 pump systems.

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Vehicle & Engine Compatibility

• Cummins ISF 3.8L (Euro 3/4)
• Cummins ISF 4.5L
• Used in light trucks, vocational vehicles, and buses internationally

Common Pump Reference: Bosch CP2 – 0445020083 / Cummins 4088604

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Why This Kit?

• Eliminates play and vibration in gear drive
• Prevents premature wear and pressure issues
• Essential for professional CP2 rebuilds
• Pairs perfectly with full rebuild kit DX41038841

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Technical Details

• SKU: DX41000344
• Bearing OEM Ref: HK121610
• System: Bosch CP2 Diesel Injection
• Application: Feed/Gear Pump Section

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Professional Grade Repair Solution
Perfect for diesel pump shops, international fleet service, or rebuilders working on Cummins ISF engine platforms worldwide.