Heavy-duty cylinder block for Isuzu 4BD1 3.9L engines. Stress-relieved casting addresses skirt cracking and deck warpage. OEM 8-97130-328-4 for wholesale
Product Categories:
Product Tags:
Send us a message
The Isuzu 4BD1 cylinder block (OEM: 8-97130-328-4) is a premium 3.9L cast iron engine block for industrial and commercial use.
It features a 102mm bore and fits Isuzu NPR trucks and Hitachi EX100/EX120 excavators.
In stock for global wholesale.
Power your clients’ vehicles or your entire fleet with the industry-leading Isuzu 4BD1 Cylinder Block from Ruich Value. As a trusted partner for auto parts distributors, wholesalers, and fleet managers, we deliver a robust, high-performance engine block (OEM 8-97012-431-0) engineered for the toughest conditions. Source directly from the factory to maximize your margins and ensure ultimate reliability.
Unmatched Durability: Manufactured from premium high-grade cast iron to withstand extreme stress and ensure a long service life, reducing costly vehicle downtime.
Precision Performance: CNC-machined for exact cylinder alignment and a perfect seal, leading to improved engine efficiency and fuel economy for your fleet or customers.
Engineered for Efficiency: Advanced design minimizes friction and heat, protecting engine integrity under heavy loads and in demanding industrial applications.
Guaranteed OEM Fit: Designed to meet and exceed OEM standards (Part No. 8-97012-431-0) for a seamless, drop-in replacement during any repair or rebuild project.
Ready for Service: 100% factory-tested for leaks, cracks, and surface flatness. Arrives ready to install, saving valuable workshop time and labor costs.
| Product Type | Cylinder Block / Engine Block |
|---|---|
| Engine Model | Isuzu 4BD1 / 4BD1T (3.9L Inline-4) |
| OEM Reference | 8-97130-328-4 / 8-94250-285-1 |
| Material Grade | High-Grade, Stress-Relieved Cast Iron |
| Bore Size | 102.00 mm |
| Stroke | 118.00 mm |
| Liner Type | Dry Liner Compatible (Chromed/Cast Iron) |
| Deck Height | CNC Machined to OEM Standard Tolerance |
| Oil Gallery Design | Precision Drilled, Flushed and Pressure Tested |
| Application | Isuzu NPR/ELF, Hitachi EX100/EX120, Industrial Equip. |
| Packaging | Industrial Wooden Crate for Export |
This cylinder block is the ideal core component for rebuilding and repairing a wide range of vehicles, including:
Isuzu NPR (various models with 4BD1 engines)
Isuzu NKR (various models with 4BD1 engines)
Isuzu Elf Truck
Suitable for various off-road and industrial diesel engines using the 4BD1 platform.
As a specialized supplier, we also provide high-quality cylinder blocks for other popular Isuzu engine models. Contact us for information on:
| Model | Model | Model | Model |
|---|---|---|---|
| 4BD1 | 4HG1-CNG | 4HE1T | 4HK1-G |
| 6BD1 | 4HE1 | 4HV1 | 6HK1 |
| 4HG1 | 4HF1 | 4HK1 | 4JB1 |
| 6BG1 |
The Isuzu 4BD1 (3.9L) block commonly experiences localized cracking at the base of the cylinder skirts under extremely high loads or torque stress. Additionally, severe engine overheating can cause block deck warpage, leading to repeated head gasket failures. If you notice unexplained coolant loss or excessive crankcase blow-by, the block and liners require immediate diagnostic inspection.
This heavy-duty cylinder block directly cross-references to OEM part numbers 8-97130-328-4 and 8-94250-285-1. Always verify compatibility using your specific engine serial number, as the 4BD1 and turbocharged 4BD1T were used across a wide variety of automotive, industrial, and marine applications with slight variations in auxiliary mounting bosses.
This cast iron block is fully compatible with Isuzu NPR and ELF commercial light-duty trucks. Furthermore, it serves as a highly reliable foundational rebuild platform for heavy construction equipment, including Hitachi EX100 and EX120 excavators, as well as customized off-grid vehicles and industrial generator sets.
Are you a parts distributor, wholesaler, retailer, or fleet manager looking for a reliable supply of high-quality Isuzu engine blocks?
Contact our dedicated export team today for wholesale pricing, detailed specifications, and international shipping information. We are committed to supporting your business with superior products and world-class service.
📧 Email for a Free Quote: [email protected]
📞 Phone / WhatsApp for Instant Inquiry: +86 13889277673
For Any Inquiries, please feel free to contact us, Our sales teams are always glad to support your business
