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Our 0445025601 high-pressure diesel fuel pump strictly follows Bo-sch original CP4 production standards, specially matched for C-A-T C7.1 and Per-kins C7.1 industrial diesel engines installed on C-A-T 320D2, 323D2 excavators. It thoroughly fixes low power, difficult startup, unstable idle, fuel leakage and excessive black smoke caused by aging original pumps, direct bolt-on replacement without engine modification.
✅ Applicable Machinery: Construction excavators, small loaders, mining engineering equipment
Unique Core Product Advantages
Heavy-Duty Three-Plunger CP4 Structure For Stable High Pressure
Adopts triple plunger internal layout, stably maintain 1600bar+ rail pressure under long-time full-load excavation work. Consistent fuel supply avoids power drop during climbing, digging and heavy hauling.
Core plunger and delivery valve adopt carburized alloy material, effectively resist impurities, sulfur and moisture in low-quality construction-site diesel. Thickened cast aluminum shell avoids deformation under high temperature and vibration.
Complete Multi-Stage Bench Testing Before Delivery
Every fuel pump passes full flow test, pressure holding test, solenoid response and leakage inspection on professional CP4 test bench. Calibrated to factory fuel supply curve to eliminate cylinder fuel imbalance after installation.
Integrated Original Matching Electromagnetic Valve Assembly
Equipped with same specification fuel metering solenoid as OEM pump, perfect match with original ECU control logic, no fault code alarm after installation, compatible with original wiring harness directly.
Two Quality Grades For Different Operation Demands
We supply full brand-new fuel pumps with all brand-new internal components for long-term heavy mining use, and remanufactured pumps with all worn core parts replaced & recalibrated for cost-effective daily construction maintenance.
Detailed Product Specifications
Bo-sch Part No.: 0445025601
Pump Type: CP4 Common Rail High Pressure Fuel Pump
Stock Status: In stock, ship within 3–7 working days
MOQ: 1 Unit Supported
Packing: Neutral export carton, customized brand packaging available for machinery parts distributors
Main Application Scenarios
Premium replacement spare parts for construction excavators, small mining loaders, municipal engineering vehicles, agricultural heavy machinery, independent machinery repair shops and global construction parts wholesalers.
Global After-Sales Service Support
Flexible shipping plans: DHL/FedEx/UPS express for small orders, sea bulk freight for large batch wholesale
Free pre-order compatibility verification via machine serial number, engine code or old pump part number
Free replacement service for factory defective pumps within valid warranty period
Long-term stable supply & tiered volume discount for repair yards, overseas parts warehouses and machinery rental companies
Packaging & Shipping
Company Information
Our Services
Wuhan Jinhong Auto Parts Co., Ltd. is a manufacturer and exporter of common rail fuel injectors integrating manufacturing,processing and R & D.
Our factory has a complete and scientific management system and professional product development team, products have been advancing with The Times, quality is also constantly improving, product quality and service have been widely recognized by the industry. Our company has its own factory, combined with the sales model of trade factory, we can provide customers with a full range of services. In addition, our company has international logistics partners to reduce transportation costs for customers. Our company is a leading manufacturer and supplier of Marine parts and auto parts in China. At the same time, we have established partnerships with hundreds of factories specializing in the production of various high-quality auto parts.
Our goal is to provide the best service at the best price, your satisfaction is our best return. Look forward to working with you. Welcome friends from all walks of life to visit, guidance and business negotiations.
FAQ
Q1: How can I confirm this pump fits my CAT excavator?
A: Send us your machine serial number, engine model or the part number printed on your old fuel pump, our professional technical team will check matching status free of charge.
Q2: What’s the difference between new and remanufactured fuel pumps?
A: Brand-new pumps use all brand-new plunger, valve and solenoid components with 12-month full coverage warranty; reman pumps replace all worn core components and re-calibrated on test bench, with 6-month warranty, ideal for routine construction maintenance.
Q3: Do I need professional calibration after installation?
A: Each pump is fully calibrated before shipment. After installation, simply clear fault codes on ECU, no extra bench calibration required under normal working conditions.
Q4: Can you provide stable bulk supply for my machinery parts store?
A: We maintain large permanent stock of 0445025601 CP4 fuel pumps, offer exclusive distributor pricing and fixed delivery schedule for long-term bulk buyers.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Total Annual:
5000000-10000000
Employee Number:
160~200
Ecer Certification：
Verified Supplier
Wuhan Jinhong Auto Part Co., Ltd. is a leading manufacturer and global supplier specializing in high-performance fuel system components, including fuel injectors, fuel pumps, and complete fuel delivery systems. With years of industry experience, we also supply a wide range of engine assemblies and s... Wuhan Jinhong Auto Part Co., Ltd. is a leading manufacturer and global supplier specializing in high-performance fuel system components, including fuel injectors, fuel pumps, and complete fuel delivery systems. With years of industry experience, we also supply a wide range of engine assemblies and s...
