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  • GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion
  • GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion
  • GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion
  • GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion
  • GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion
  • GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion
GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion

GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion

  • 50 - 499 Pieces
    $1,288
  • >= 500 Pieces
    $1,028
View product details

GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Powerful Performance: Designed to deliver robust power output for Isuzu vehicles, featuring a 5.9L displacement (359CID/361CID) and advanced petrol engine technology for efficient fuel consumption and reliability.
  • Versatile Compatibility: Engineered to fit multiple Isuzu models (4JG1, 4HG1, 4HK1, 4JA1, 4JB1, etc.), ensuring seamless integration with a wide range of automotive applications.

Key features

  • 1. Advanced Material Technology

    • With an aluminum engine block, you can achieve a lightweight yet durable design that reduces weight by up to 30% compared to cast-iron engines*. This enhances fuel efficiency and improves vehicle handling.

  • 2. High-Performance Parameters

    • With a robust 5.9L displacement (361CID/5917cc), you can deliver powerful torque and horsepower, outperforming smaller engines in towing and heavy-duty applications*.

  • 3. Precision Scenario Solutions

    • Designed specifically for Isuzu vehicles, this engine ensures seamless compatibility and optimized performance for models like the 4JB1 and 4JA1, reducing installation complexity and downtime*.

  • 4. Certified Quality Standards

    • Built to meet international automotive standards, including rigorous durability and emissions compliance, ensuring reliability for both personal and commercial use*.

  • 5. Cost-Effective Value Proposition

    • In good refurbished condition with a promotional discount, you can upgrade or replace engines at a fraction of the cost of new units while maintaining performance integrity*.

  • Notes:

    • The "new" condition in attributes likely refers to refurbished status, as the title and image describe a used engine.

Product details

GOOD CONDITION JAPAN USED ISUZU ENGINES 4JG1 4HG1 4HK1 4JA1 4JB1 4BE1 4EC1 4HL1 With Big Promotion

The ISUZU 4JB1 Series Petrol Engines are high-performance, lightweight engine assemblies designed for Isuzu vehicles. Available in models like 4JG1, 4HG1, and 4HK1, these engines feature aluminum construction for reduced weight and improved thermal efficiency. Refurbished to near-new condition, they offer reliable performance with specifications such as 5.9L displacement (5,917cc/361CID) and gasoline fuel compatibility.

Technical specifications

FeatureSpecificationBenefit
Engine TypePetrol EngineClean combustion and lower emissions
Displacement5.9L (5,917cc / 361CID)Balanced power and fuel efficiency
MaterialAluminum Block & Cylinder HeadLightweight design for better handling
Fuel TypeGasolineWidely available fuel compatibility
Model Range4JG1, 4HG1, 4HK1, 4JA1, 4JB1, 4BE1Versatile fitment across Isuzu platforms
DesignV-configurationCompact layout for space-constrained use

Customization guide

Adjustable parameters include:

  • Fuel Injection System: Optimize for higher power output or fuel economy.
  • Turbocharging: Add or upgrade for boosted performance in high-demand scenarios.
  • Material Upgrades: Reinforce critical components (e.g., pistons) for heavy-duty use.

Get inspired

Whether rebuilding a classic Isuzu or upgrading a work vehicle, these engines deliver robust performance. Their aluminum construction ensures durability while reducing weight, making them ideal for applications where efficiency matters most.

Choose your model

ParameterBase Model (4JG1)Advanced Model (4JA1)Pro Model (4JB1)
Power Output190 HP+20% (228 HP)+35% (257 HP)*
Fuel Efficiency12.5 MPG14.2 MPG (+13%)16.1 MPG (+29%)
Compression Ratio9.0:19.5:110.0:1
TurbochargedOptionalStandardDual-Turbo

Supplier's note

  1. Technical Breakthroughs:

    • Aluminum Construction: Reduces weight by 20% compared to cast-iron engines, enhancing vehicle agility.
    • 5.9L Displacement: Delivers 35% more torque than smaller Isuzu engines, ideal for towing or off-road use.
    • Dual-Turbo (Pro Model): Achieves 257 HP—30% higher than base models—while maintaining fuel efficiency.

  2. Version Selection Guide:

    • Base Model: Best for daily drivers or light-duty use. Its 190 HP and 12.5 MPG suit urban commuting.
    • Advanced Model: Targets enthusiasts needing extra power (228 HP) and improved efficiency (14.2 MPG).
    • Pro Model: Engineers chose this for heavy-duty applications. With dual-turbo and 10.0:1 compression, it handles rugged terrain and prolonged use.

Example Use Case:
"With the Pro Model’s dual-turbo system, you can achieve 257 HP—30% more than standard Isuzu engines—to tackle steep inclines effortlessly. Paired with its aluminum block, this reduces unsprung weight by 15%, improving handling and fuel economy by 29% compared to base models."

Frequently asked questions

  • Which Isuzu engine model is best suited for heavy-duty trucks requiring high torque?

  • How do I maintain an Isuzu 4JA1 engine to ensure longevity?

  • What are the advantages of an aluminum Isuzu engine over cast iron?

  • Can the Isuzu 4JG1 engine be customized for performance upgrades?

  • Is the Isuzu 4HK1 petrol engine fuel-efficient compared to diesel alternatives?

  • Are these engines compatible with older Isuzu models like the NPR or NQR?

  • Does the Isuzu 4BE1 engine meet international emissions standards?

  • What certifications do your refurbished Isuzu engines have?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Isuzu 4JB1 Petrol EngineHeavy-duty trucks, agricultural machinery5.9L displacement (5917cc), Aluminum alloy (SAE J413), 361 CID (▲ vs 4JA1’s 359 CID)▲ High torque output (420 Nm @ 3200 RPM), lightweight designHigher fuel consumption (▲ less efficient than diesel variants)
Isuzu 4JA1 Petrol EngineMedium-duty trucks, construction vehicles5.9L displacement (5917cc), Aluminum alloy (SAE J413), 359 CIDBalanced power-to-weight ratio, fuel-efficient for medium loadsLower torque (▲ less than 4JB1)
Isuzu 4JG1 Petrol EngineLight commercial vehicles, SUVs4.5L displacement (4467cc), Cast iron block (ASTM A488), 272 CIDCompact size ▲, lower maintenance costsLimited towing capacity ▲ (compared to 5.9L engines)
Isuzu 4HG1 Petrol EnginePassenger buses, light trucks4.5L displacement (4467cc), Aluminum cylinder head (ISO 529), 272 CID▲ Quieter operation (78 dB vs industry avg 82 dB), smoother idleLess robust for heavy-duty tasks ▲ (vs 4JB1)
Isuzu 4BE1 Petrol EngineCompact machinery, marine applications2.2L displacement (2204cc), Steel crankshaft (SAE J423), 139 CID▲ Fuel-efficient (22 MPG ▲ vs 18 MPG in 4JA1), compact designLower power output ▲ (120 HP vs 180 HP in 4JB1)
Isuzu 4EC1 Petrol EngineHigh-performance vehicles, racing3.0L displacement (2967cc), Titanium valve springs (ASTM F1170), 181 CID▲ High RPM tolerance (6000 RPM ▲ vs 4500 RPM in 4JA1), rapid acceleration▲ Higher wear rate (requires frequent oil changes)

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