Product Overview

This is a premium-quality Diesel Fuel Injector Plunger, specifically engineered for the HITACHI J08C diesel engine. As a critical component of the fuel injection pump, this plunger ensures precise fuel metering and high-pressure delivery for optimal engine combustion. Designed to meet or exceed OEM specifications, this part is manufactured in our ISO-certified facility in Shandong, China, and is available for global shipping. We serve a wide network of B2B clients across North America, Europe, Asia-Pacific, the Middle East, and Africa, ensuring reliable supply for heavy equipment maintenance and repair operations.

Key Features & Benefits

• Premium Material: Constructed from high-speed steel for exceptional wear resistance and long service life, even under extreme pressure and temperature conditions.
• Precision Engineering: Manufactured with ultra-tight tolerances to ensure accurate fuel delivery, improving engine efficiency and reducing emissions.
• Durability: Designed to withstand the high-pressure environment of modern diesel fuel injection systems, minimizing downtime and replacement costs.
• Cost-Effective Solution: A direct OEM replacement that offers significant savings compared to original brand parts without compromising on performance.
• Rigorous Testing: Each plunger undergoes strict quality control checks, including dimensional accuracy and surface finish inspection, to guarantee reliability.

Technical Specifications

OEM Cross-Reference

This fuel injector plunger is a direct replacement for the following OEM part numbers:

• Primary OE Number: 090150-5971
• Alternative Reference: 8-98023-526-0

Note: While 090150-5971 is the direct HITACHI part number, 8-98023-526-0 is a common cross-reference used in aftermarket catalogs for this specific J08C component. Please verify compatibility with your existing plunger or pump assembly before ordering.

Compatibility

• Engine Models: HITACHI J08C (Direct Injection Diesel Engine)
• Vehicle/Equipment Applications: This part is commonly used in HITACHI excavators and heavy construction equipment powered by the J08C engine.
• Year Range: Compatible with equipment manufactured during the J08C engine production era (primarily 1990s to mid-2000s).

Important: This is a fuel pump internal component. For accurate fitment, please confirm your specific fuel injection pump model (e.g., Bosch, Denso, or Zexel) and the engine serial number.

Global Supply & Distribution

We are a leading supplier of diesel engine components with a robust global logistics network. Our supply capabilities ensure that your orders are fulfilled promptly and efficiently.

• Worldwide Shipping: We ship to all major continents, including North America, South America, Europe, Asia, Africa, and Oceania.
• Major Markets Served: USA, Canada, Mexico, UK, Germany, Australia, UAE, Saudi Arabia, Singapore, South Africa, and more.
• Fast Logistics: With a 7-day delivery window, we utilize express couriers and sea freight to major ports like Qingdao and Tianjin.
• Export Expertise: We have extensive experience in international trade, handling all necessary customs documentation and compliance for smooth transactions.

Quality Assurance

• Manufacturing Standards: Produced in a facility adhering to ISO 9001 quality management systems.
• Material Certification: High-speed steel is sourced from certified suppliers to guarantee material integrity.
• Testing: Each plunger is inspected for dimensional accuracy, surface roughness, and hardness to ensure it meets OEM performance standards.
• Warranty: Backed by a 10-month warranty against manufacturing defects, providing peace of mind for your procurement.

FAQ

Q1: Is this plunger a direct fit for my HITACHI J08C engine?
A1: Yes, this plunger is specifically designed for the HITACHI J08C diesel engine. However, it is a component of the fuel injection pump. We recommend verifying the pump model (e.g., Bosch VE or P-type) and comparing the dimensions of the new plunger with your old one to ensure a perfect fit.

Q2: What is the recommended installation procedure?
A2: Installation should be performed by a qualified diesel mechanic. The plunger must be installed in a clean environment to prevent contamination. It requires careful alignment and lubrication with clean diesel fuel or assembly oil. Over-tightening can cause damage. We provide a technical datasheet upon request for detailed guidance.

Q3: How can I ensure the longevity of this plunger?
A3: Longevity depends on fuel quality and system maintenance. Always use clean, high-quality diesel fuel and replace fuel filters at recommended intervals. Contaminated fuel is the primary cause of premature plunger wear. Regular inspection of the fuel pump for water and debris is also recommended.