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Yimi (Guangzhou) Automotive Parts Co, Ltd

  • China,Guangzhou
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China Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05
China Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05

  1. China Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05
  2. China Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05
  3. China Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05
  4. China Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05

Fuel Feed Pump OEM Part Number 8-97223289-0 with Plunger Pre-Stroke 4.1 ± 0.05

  1. MOQ: 10 pcs
  2. Price: Negotiable
  3. Get Latest Price
Cooling Type Engine coolant circulation
Payment Terms T/T
Plunger Pre-Stroke 4.1 ± 0.05 mm (No.1 plunger)
Engine Compatibility ISUZU 4HF1
Delivery Time 5-8 Work Days
Material High-strength cast housing, wear-resistant internal components
Injection Order 1-3-4-2
Certifiion ISO/TS16949
Displacement 4.3L (4325cc)
Supply Ability 10000 pcs/month
Packaging Details Neutral Package or as customers’ request
OEM Part Number 8-97223289-0 / 8972232890
Fuel System Type Mechanical Injection Pump (Indirect Injection)
Model Number ISUZU 4HF1 NPR
Brand Name YIMI
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Cooling Type Engine coolant circulation Payment Terms T/T
Plunger Pre-Stroke 4.1 ± 0.05 mm (No.1 plunger) Engine Compatibility ISUZU 4HF1
Delivery Time 5-8 Work Days Material High-strength cast housing, wear-resistant internal components
Injection Order 1-3-4-2 Certifiion ISO/TS16949
Displacement 4.3L (4325cc) Supply Ability 10000 pcs/month
Packaging Details Neutral Package or as customers’ request OEM Part Number 8-97223289-0 / 8972232890
Fuel System Type Mechanical Injection Pump (Indirect Injection) Model Number ISUZU 4HF1 NPR
Brand Name YIMI Place of Origin China
High Light OEM Part Number 8-97223289-0 Fuel Feed PumpPlunger Pre-Stroke 4.1 ± 0.05 mm Injection Pump Fuel Feed Pump Assembly12 Months Warranty Mechanical Feed Pump
Fuel Feed Pump 8-97223289-0 8972232890 for ISUZU 4HF1 NPR — OEM Injection Pump Supply
Product Overview

The Injection Pump Fuel Feed Pump Assembly with OEM number 8-97223289-0 (also listed as 8972232890) is a verified direct-fit replacement for ISUZU NPR trucks equipped with the 4HF1 diesel engine. This mechanical feed pump is responsible for drawing fuel from the tank and supplying it at the correct pressure to the main injection pump, ensuring consistent, air-free fuel supply for optimal engine performance.

Real Shop Test Data: Precision-engineered mechanical diaphragm pump delivers consistent fuel flow — verified against ISUZU OEM specifiions.
Proven Durability: Built with wear-resistant materials — rated for 400,000+ km under normal operation.
Installation Success Rate: 99% direct bolt-on fitment — confirmed across thousands of repair orders.
OEM Cross-Reference Verified: Genuine ISUZU part number for the 4HF1 injection pump fuel feed system.
Failure Symptoms

If your fuel feed pump is failing, you may experience one or more of the following symptoms:

  • Hard Starting / Extended Cranking: Engine takes longer than normal to start
  • Loss of Engine Power: Significant reduction in power and acceleration
  • Engine Stalling / Rough Running: Intermittent stalling or rough idle
  • Fuel System Air Ingestion: Air bubbles requiring frequent priming
  • Visible Fuel Leakage: Fuel seeping from the pump body
⚠️ Important: A failing fuel feed pump can lead to progressive power loss, engine stalling, and potential breakdown — prompt replacement is essential.
Product Specifiions
Part Number8-97223289-0 8972232890
Product NameFuel Feed Pump
Car ModelISUZU NPR
Engine ModelISUZU 4HF1
Condition100% Brand New
MaterialHigh-strength aluminum alloy & precision bearings
InstallationDirect OEM replacement
Quality StandardOEM equivalent / ISO quality control
ISUZU Fuel Feed Pump 8-97223289-0 for 4HF1 Engine
Vehicle & Engine Compatibility
BrandModelEngineAppliion
ISUZUNPR4HF1Medium-duty transport
ISUZUNKR4HF1Light/medium-duty transport
Engine CodeDisplacementFuel TypeInjection Type
4HF1 / 4HF1-24.3L (4325cc)DieselMechanical (Indirect Injection)
⚠️ Important Compatibility Notes:
• Designed for ISUZU 4HF1 and 4HF1-2 diesel engines
• Fits ISUZU NPR and NKR commercial truck models
• Mechanical feed pump (not electric in-tank pump)
• Compatible with indirect fuel injection system
Features & Benefits
OEM Specifiion — ISUZU Genuine
Guarantees factory-fit quality and performance
Mechanical Diaphragm Pump Design
Reliable, consistent fuel flow without electrical systems
Precision-Engineered for 4HF1
Matches plunger pre-stroke specifiion for optimal timing
Wear-Resistant Internal Components
Extended service life under continuous commercial operation
Direct Bolt-On Fitment
No modifiions required
100% New — No Core Charge
Guarantees zero wear and full service life
Quality Control & Verifiion
QC ItemVerifiion Method
Dimensional AccuracyPrecision inspection to match OE blueprint specifiions
Fuel Flow Rate TestBench testing to verify OEM fuel delivery volume
Pressure TestPressure testing to verify output pressure specifiions
Seal Integrity Test100% leak test to guarantee zero fuel leakage
Diaphragm Durability Test500+ hour cyclic testing for long-term reliability
Final Assembly Inspection100% visual and functional inspection
Installation & Maintenance
⚠️ Professional Installation Recommended

Pre-Installation Checklist:

  • Ensure the engine is cool before starting work
  • Depressurize the fuel system before disconnecting fuel lines
  • Clean the area around the pump to prevent contamination
  • Inspect fuel lines for cracks or damage — replace if necessary

Installation Guidelines:

  1. Disconnect the negative battery terminal
  2. Depressurize the fuel system
  3. Disconnect fuel inlet and outlet lines from old pump
  4. Remove mounting bolts securing pump to engine
  5. Remove old pump assembly
  6. Clean mounting surface thoroughly
  7. Install new pump with new gasket (if applicable)
  8. Torque mounting bolts to manufacturer's specifiions
  9. Reconnect fuel lines securely
  10. CRITICAL: Prime fuel system until fuel flows free of air bubbles
  11. Start engine and check for fuel leaks
  12. Check for proper fuel flow and engine operation

Maintenance Schedule:

  • Inspection: Every 50,000 km / 12 months
  • Replacement: Immediately if failure symptoms appear
  • Note: The 4HF1 engine's mechanical injection system is known for simplicity and reliability
Packaging & Supply

Each fuel feed pump is securely packed in protective packaging to prevent shipping damage. Suitable for wholesale distributors, truck parts retailers, commercial vehicle repair shops, and fleet owners.

Company Details

Bronze Gleitlager

,

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 and 

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller

  • Year Established:

    2005

  • Total Annual:

    8000000-10000000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...

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Get in touch with us

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  • Yimi (Guangzhou) Automotive Parts Co, Ltd
  • Unit 1313, Building 5, Changsheng DDP Fashion Center, No. 17 Dachi Road, Tancun, Shijing Subdistrict, Baiyun District, Guangzhou City.
  • https://www.isuzucarsparts.com/

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