Isuzu 4LE2 DI Cylinder Head Assembly 8980305520 30mm Valve for Excavator Engine Parts

Product Details

Product Overview

This professional-grade Isuzu 4LE2 Direct Injection (DI) Cylinder Head Assembly is a critical engine component designed for high-performance excavators and industrial machinery. Engineered to exact OEM specifications, this cylinder head (OEM part number 8980305520) features a 30mm valve configuration, ensuring optimal combustion efficiency and durability. Our products are exported globally, serving major markets in North America, Europe, Asia-Pacific, and the Middle East, with a focus on reliability for heavy-duty applications.

Key Features & Benefits

• OEM-Grade Precision: Manufactured to match Isuzu factory specifications for seamless fitment and performance.
• Enhanced Durability: Made from high-strength cast iron alloy, resistant to thermal stress and wear in demanding excavator operations.
• 30mm Valve Design: Optimized for direct injection systems, improving fuel efficiency and power output.
• Rigorous Testing: Each assembly undergoes pressure and leak testing to ensure zero defects before shipment.
• Plug-and-Play Installation: Pre-assembled with valve guides, seats, and springs, reducing downtime for B2B customers.

Technical Specifications

OEM Cross-Reference

This cylinder head assembly is a direct replacement for the following OEM and alternative part numbers:

• Isuzu OEM: 8980305520
• Alternative Numbers: 8-98030-552-0, 8980305521 (check compatibility)
• Related Assemblies: Compatible with 4LE2 engine block gasket sets (sold separately)

Compatibility

Designed exclusively for the Isuzu 4LE2 diesel engine, commonly used in:

• Excavators: Hitachi ZX55, ZX60 series; Sumitomo SH60 series
• Industrial Equipment: Forklifts, generators, and agricultural machinery with 4LE2 powerplants
• Year Range: 2005–2020 (verify engine serial number for exact fitment)

Global Supply & Distribution

We support B2B clients worldwide with efficient logistics and bulk shipping options:

• Worldwide Shipping: Express (DHL, FedEx, UPS) and sea freight to major ports (e.g., Rotterdam, Shanghai, Los Angeles).
• Major Markets Served: North America (USA, Canada), Europe (Germany, UK, Netherlands), Asia-Pacific (Australia, Japan), Middle East (UAE, Saudi Arabia).
• Fast Delivery: 3-7 business days for air freight to industrial hubs; 15-25 days for sea freight.
• Export Compliance: All shipments adhere to international trade regulations with proper documentation (commercial invoice, packing list, certificate of origin).

Quality Assurance

• Certifications: ISO 9001:2015 certified manufacturing facilities; parts meet SAE J1100 standards.
• Warranty: 12-month warranty against manufacturing defects under normal operating conditions.
• Testing: Each unit is 100% inspected for dimensional accuracy, surface finish, and pressure integrity (tested to 15 PSI).

FAQ

1. Will this cylinder head fit my Isuzu 4LE2 engine in a Hitachi ZX55 excavator?

Yes, this assembly (8980305520) is designed for the 4LE2 DI engine found in Hitachi ZX55 and similar models. Verify your engine serial number to confirm compatibility with the 30mm valve configuration. We recommend consulting your equipment manual for exact specifications.

2. What is the recommended installation procedure for this cylinder head?

Ensure the engine block surface is clean and free of debris. Use a new head gasket (sold separately) and tighten bolts to Isuzu’s specified torque sequence (e.g., 80-90 Nm for 4LE2). After installation, perform a coolant pressure test and run the engine at idle to check for leaks. Professional installation by a certified diesel mechanic is advised.

3. How can I maintain this cylinder head for long-term performance?

Regularly inspect for cracks or warpage after heavy use. Use high-quality coolant to prevent corrosion, and change engine oil per manufacturer intervals (typically every 250 hours for excavators). Avoid overheating by monitoring the thermostat and water pump condition. If symptoms like white smoke or loss of power occur, check valve clearance and compression immediately.