8971298300 4BG1 Timing Gear Case Cover 8-97129830-0 for Isuzu EX100-5 EX120-5 Excavator Engine

Product Details

Product Overview

This is a Timing Gear Case Cover for the Isuzu 4BG1 diesel engine, commonly used in Hitachi EX100-5 and EX120-5 excavators. The part carries the OEM number 8-97129830-0 (also referenced as 8971298300) and serves as a critical engine timing component.

The timing gear case cover houses and protects the timing gears, ensuring proper synchronization of the engine’s crankshaft and camshaft. This part provides a direct fit for the 4BG1 engine platform, offering reliable sealing and long-term durability in demanding excavation environments.

As a direct replacement for the original factory component, this cover is manufactured to exact OEM specifications, ensuring proper alignment and sealing of the timing gear train.

Key Features & Benefits

• OEM Quality: Manufactured to original Isuzu specifications for guaranteed fit and performance on 4BG1 engines.
• Precision Engineering: Ensures accurate alignment of timing gears, preventing premature wear and engine timing issues.
• Durable Construction: Built from high-grade materials to withstand the vibrations, heat, and stress of heavy-duty excavator operation.
• Direct Replacement: Exact match for part number 8-97129830-0 / 8971298300, eliminating the need for modifications.
• Reliable Sealing: Provides a proper seal to prevent oil leaks and contamination of the timing gear assembly.
• Long-Lasting Performance: Designed for extended service life, reducing downtime and maintenance costs for your excavator fleet.

Technical Specifications

OEM Cross-Reference

This timing gear case cover is a direct OEM replacement for the following part numbers:

• 8-97129830-0 (Isuzu / Hitachi)
• 8971298300 (Alternate numbering format)

Compatibility

This part is specifically designed for the Isuzu 4BG1 diesel engine. It is commonly used for the following excavator models:

• Hitachi EX100-5
• Hitachi EX120-5

Note: Fitment is based on the engine model. Always verify your engine model and existing part number before purchase.

Global Supply & Distribution

We offer worldwide shipping for this timing gear case cover, with fast and reliable logistics to major industrial centers across the globe. Our distribution network covers:

• North America: USA, Canada, Mexico
• Europe: UK, Germany, France, Netherlands, Poland
• Asia-Pacific: Japan, Australia, Singapore, South Korea, Indonesia, Philippines
• Middle East: UAE, Saudi Arabia, Qatar, Kuwait
• Africa: South Africa, Nigeria, Kenya
• South America: Brazil, Chile, Peru

We provide express shipping to major ports (e.g., Rotterdam, Los Angeles, Shanghai, Dubai) and can arrange door-to-door delivery for your convenience. Our export team ensures all customs documentation is handled professionally.

Quality Assurance

This Isuzu timing gear case cover undergoes rigorous quality control to ensure it meets original equipment standards. Key quality measures include:

• OEM Manufacturing Standards: Produced in a facility that adheres to Isuzu’s strict quality specifications.
• Machinery Test Report: Available upon request to verify dimensional accuracy and material integrity.
• Video Outgoing Inspection: We can provide video evidence of the part’s condition before shipment for your peace of mind.
• 3-Month Warranty: Covers manufacturing defects and ensures your investment is protected.

FAQ

Q: How can I confirm this timing gear case cover fits my excavator?
A: Please verify your engine model. This part is specifically for the Isuzu 4BG1 engine. Check the engine plate on your machine for the model designation (4BG1). Also, cross-reference your existing part number with 8-97129830-0 or 8971298300. If you have a different engine (e.g., 4HK1 or 6BG1), this part will not be compatible.

Q: What is the installation procedure for this part?
A: Installation should be performed by a qualified diesel mechanic. The process generally involves: 1) Removing the old timing gear cover carefully to avoid damaging the gasket surface. 2) Cleaning the mating surfaces on the engine block. 3) Installing a new gasket (sold separately). 4) Positioning the new cover and torquing the bolts to the manufacturer’s specifications. A service manual for the 4BG1 engine is recommended for precise torque values and procedures.

Q: Does this cover come with a gasket or seal?
A: No, this listing is for the timing gear case cover only. The gasket and any seals (e.g., front crankshaft seal) are typically sold separately. We recommend using a Isuzu gasket and seal kit to ensure a proper, leak-free installation.