Product Overview

This high-precision diesel feed pump valve is an essential component for Isuzu 4HK1 and 6HK1 engine fuel injection systems. Manufactured to OEM specifications, this valve ensures optimal fuel delivery and pressure regulation for heavy-duty diesel engines. We serve a global B2B clientele, with active exports to North America, Europe, the Middle East, Southeast Asia, and Africa, ensuring reliable supply chains for workshops, distributors, and fleet operators worldwide.

Key Features & Benefits

• 100% Professional Testing: Every unit is rigorously tested to guarantee precise fuel metering and leak-free operation.
• High-Speed Steel Construction: Manufactured from durable high-speed steel to withstand high-pressure fuel injection cycles and resist wear.
• Direct OEM Replacement: Engineered as a perfect drop-in replacement for Isuzu 4HK1 and 6HK1 diesel engines, minimizing downtime.
• Standard Size Precision: Machined to standard dimensions for seamless integration with existing pump assemblies.
• Enhanced Durability: Designed for long service life in demanding conditions, reducing the frequency of replacements.

Technical Specifications

OEM Cross-Reference

This diesel feed pump valve is a direct cross-reference for the following OEM and alternative part numbers:

• Primary OEM Number: 8-98074955-0 / 8980749550
• Alternative Part Numbers: 8-97306044-9
• Pump Assembly References: 294000-0039, 294000-0030, 294000-0031

Compatibility

• Engine Models: Isuzu 4HK1, Isuzu 6HK1
• Vehicle Applications: Diesel-powered trucks, buses, construction machinery, and industrial equipment utilizing these engine platforms.
• System: Fuel Injection Pump Feed Valve

Global Supply & Distribution

We provide worldwide shipping solutions tailored for B2B clients. Our logistics network ensures fast delivery to major ports and industrial centers globally:

• North America: Los Angeles, Houston, New York, Toronto
• Europe: Rotterdam, Hamburg, Antwerp, Felixstowe
• Asia-Pacific: Shanghai, Singapore, Sydney, Tokyo
• Middle East & Africa: Dubai, Jeddah, Durban, Lagos
• South America: Santos, Buenos Aires, Valparaiso

With extensive export experience and compliance with international trade standards, we ensure secure documentation and reliable delivery schedules for bulk and wholesale orders.

Quality Assurance

• Manufacturing Standards: Produced in ISO-compliant facilities in Shandong, China, with strict quality control measures.
• Testing: Each valve undergoes 100% professional testing for pressure integrity and flow accuracy before shipment.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for commercial buyers.
• Certification: All parts meet or exceed OEM performance specifications.

FAQ

Q1: Is this feed pump valve a direct replacement for the original Isuzu part?
A: Yes, this valve is a direct OEM replacement for Isuzu part number 8-98074955-0. It is designed to fit seamlessly into the 4HK1 and 6HK1 fuel injection pump assemblies without modifications.

Q2: What are the common symptoms of a failing feed pump valve on a 4HK1 engine?
A: Common signs include hard starting, engine misfiring, loss of power under load, increased fuel consumption, and fuel leaks around the pump. Replacing the valve with this high-speed steel component restores proper fuel pressure and injection timing.

Q3: Do I need to replace the entire pump assembly, or just the valve?
A: In most cases, this valve can be replaced individually as a serviceable component. However, we recommend inspecting the entire pump assembly for wear. If the pump body shows scoring or the plunger is damaged, a full pump replacement (such as 294000-0039) may be necessary. This valve is compatible with those pump assemblies.