Basic Info.
Part no. | Cylinder Block 4JJ1 | Material | Iron |
Type | Cylinder Block | Weight | 200-250 lbs (90.7-113.4 kg) |
Engine No. | 4JJ1 | Transport Package | Wooden Box |
Trademark | DIRON | Origin | Luoyang City |
HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Item Model:Cylinder Block 4JJ1
- Date First Listed:2025/05/21
- Manufacturer:Diron Parts
Product Description
- Part Number:Block 6150-21-1103/6151-25-1302
- Part Type:Cylinder Block
- Compatible Equipment:Isuzu 4JJ1 Engine






Product Introduction: Cylinder Block for Isuzu 4JJ1 Engine
Overview
The Cylinder Block for the Isuzu 4JJ1 Engine is a precision-engineered component designed as the foundational structure of the 4JJ1 diesel engine, housing critical components such as pistons, crankshaft, and connecting rods. This part is essential for maintaining engine integrity and performance in demanding applications, including construction, transportation, and industrial tasks. Available as new, used, or refurbished aftermarket or genuine OEM parts, it provides a reliable solution for engine repair or rebuilds.
Key Features
- Material: Constructed from high-grade cast iron, designed to withstand high temperatures, pressure, and mechanical stress. The robust material ensures durability and resistance to wear in heavy-duty diesel engine applications.
- Design: Precision-machined to OEM specifications for the Isuzu 4JJ1 engine, featuring bores for four cylinders, mounting points for the cylinder head, and integrated passages for coolant and oil flow. Designed for compatibility with the 4JJ1’s in-line 4-cylinder, turbocharged, and intercooled diesel configuration.
- Compatibility: Compatible with Isuzu 4JJ1 engines, commonly used in:
- Vehicles: Isuzu D-Max, Isuzu MU-X, Isuzu Alterra, Isuzu NPR, NQR, NRR (e.g., 2011-2016 models).
- Construction Equipment: Various compact excavators and generators powered by the 4JJ1 engine.
- Engine Specifications: 3.0L (183.1 cu in), 4-cylinder, DOHC, 16-valve, turbocharged diesel engine with 380 Nm torque at 1800-2800 rpm. Exact compatibility should be verified with the engine’s serial number via Isuzu’s parts catalog or a dealer.
- Dimensions: Approximate engine block dimensions (based on 4JJ1 engine): 35.9 x 29.7 x 33.3 in (911 x 754 x 847 mm). Specific cylinder block dimensions vary but are designed to fit the 4JJ1 engine architecture. Package dimensions for shipping: approximately 40 x 30 x 20 in (101.6 x 76.2 x 50.8 cm).
- Quality Assurance: Manufactured to meet or exceed OEM specifications, with quality checks performed at ISO 9001-certified facilities.
Benefits
- Enhanced Durability: The cast iron construction provides exceptional strength and thermal stability, ensuring long-term reliability under high-load conditions.
- Reliable Performance: Precision machining ensures proper alignment of pistons and crankshaft, maintaining optimal combustion efficiency and engine power output.
- Cost-Effective: Aftermarket, refurbished, and used options offer significant cost savings compared to full engine replacements, with no core charge typically required for aftermarket parts.
- Versatility: Available in complete, refurbished, or customized configurations, catering to various repair needs, from full rebuilds to partial replacements.
Applications
The Cylinder Block for the Isuzu 4JJ1 Engine is tailored for use in:
- Vehicles: Isuzu D-Max (pickup truck), MU-X (SUV), Alterra, NPR/NQR/NRR trucks, used in transportation and logistics.
- Construction Equipment: Compact excavators, generators, and other machinery powered by the 4JJ1 engine, used in construction and industrial tasks.
- Industries: Construction, transportation, agriculture, and power generation, where the 4JJ1 engine is deployed for reliable performance.
Technical Specifications
- Part Number: Common part numbers include 8982406351, 8-98240635-2 (cross-referenced as OEM for 4JJ1 block).
- Unit of Measure: Each.
- Condition: New, used, refurbished aftermarket, or genuine OEM.
- Weight: Approximately 200-250 lbs (90.7-113.4 kg), based on typical 4-cylinder diesel engine blocks; exact weight varies by supplier.
- Engine Specifications:
- Displacement: 3.0L (183.1 cu in).
- Coolant Capacity (Block): 6.0L (6.3 qt).
- Oil Capacity: 15.0L (15.9 qt).
- Configuration: 4-cylinder, in-line, DOHC, 16-valve, turbocharged, intercooled diesel.
The part is available from multiple suppliers, such as DIRONPARTS. These manufacturers ensure rigorous quality checks to match Caterpillar standards. Warranty coverage for this part usually extends up to 12 months under normal operating conditions, reflecting its dependability in field use.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: FOB
Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from
ABOUT DIRON
- Factory OF DIRON
Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.








- Team OF DIRON
With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.


- Products OF DIRON
As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.







