Isuzu 4JG1 Engine Specs
The Isuzu 4JG1 engine is a reliable and powerful diesel engine that is commonly used in various industrial applications. It is known for its durability, efficiency, and low emissions. In this article, we will explore the engine configuration, engine oil specs, and service intervals of the Isuzu 4JG1 engine.
Engine Configuration
The Isuzu 4JG1 engine is a four-cylinder, water-cooled, direct injection diesel engine. It has a displacement of 3.059 liters (186.7 cubic inches) and a bore and stroke of 95.4 mm x 104.9 mm (3.76 inches x 4.13 inches). The engine is equipped with an overhead valve (OHV) configuration, with two valves per cylinder. It features a turbocharger for enhanced performance and efficiency.
Engine Oil Specs
Using the correct engine oil is crucial for maintaining the performance and longevity of the Isuzu 4JG1 engine. Here are the recommended engine oil specifications:
- Oil Type: Isuzu Genuine Engine Oil or equivalent
- Viscosity Grade: SAE 15W-40
- API Classification: CI-4 or higher
- Capacity: Approximately 8.3 liters (including oil filter)
It is important to use high-quality engine oil that meets these specifications to ensure optimal lubrication and protection for the engine components.
Service Intervals
Regular maintenance is essential to keep the Isuzu 4JG1 engine running smoothly. Here are the recommended service intervals for the engine:
- Oil Change: Every 250 hours or 6 months, whichever comes first
- Oil Filter Replacement: Every oil change
- Fuel Filter Replacement: Every 500 hours or 12 months, whichever comes first
- Air Filter Replacement: Every 500 hours or 12 months, whichever comes first
- Coolant Replacement: Every 1,000 hours or 24 months, whichever comes first
- Valve Clearance Adjustment: Every 1,000 hours or 24 months, whichever comes first
Following these service intervals will help ensure that the Isuzu 4JG1 engine remains in optimal condition and delivers reliable performance.
Detailed Engine Specifications
For a more comprehensive understanding of the Isuzu 4JG1 engine, here are the detailed specifications:
| Engine Model | Isuzu 4JG1 |
|---|---|
| Engine Type | Four-cylinder, water-cooled, direct injection diesel engine |
| Displacement | 3.059 liters (186.7 cubic inches) |
| Bore x Stroke | 95.4 mm x 104.9 mm (3.76 inches x 4.13 inches) |
| Valve Configuration | Overhead Valve (OHV) |
| Valves per Cylinder | 2 |
| Turbocharger | Yes |
| Oil Type | Isuzu Genuine Engine Oil or equivalent |
| Viscosity Grade | SAE 15W-40 |
| API Classification | CI-4 or higher |
| Oil Capacity | Approximately 8.3 liters (including oil filter) |
By adhering to the recommended engine oil specs and service intervals, you can ensure that your Isuzu 4JG1 engine performs optimally and remains reliable for years to come. Regular maintenance and the use of high-quality engine oil are key to maximizing the lifespan and efficiency of this powerful diesel engine.
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