Isuzu 3.1 Diesel Engine Specs
Engine Configuration
The Isuzu 3.1 diesel engine is a robust and reliable powerplant that has been used in various Isuzu vehicles over the years. Let’s take a closer look at its engine configuration.
- Engine Type: Inline 4-cylinder
- Displacement: 3.1 liters (3,059 cc)
- Aspiration: Turbocharged
- Valvetrain: Overhead camshaft (OHC)
- Fuel System: Direct injection
Engine Oil Specs & Service Intervals
Proper engine oil selection and regular maintenance are crucial for the longevity and performance of any engine. Here are the engine oil specifications and recommended service intervals for the Isuzu 3.1 diesel engine.
Engine Oil Specifications
- Oil Type: Diesel engine oil with API CF-4 or higher rating
- Viscosity: SAE 15W-40 or as recommended by the manufacturer
- Capacity: Approximately 7.5 liters (including oil filter)
Service Intervals
- Oil Change: It is recommended to change the engine oil and oil filter every 5,000 to 7,500 miles (8,000 to 12,000 kilometers) or every 6 months, whichever comes first.
- Oil Filter Replacement: The oil filter should be replaced with every oil change to ensure proper filtration and prevent contaminants from circulating in the engine.
- Other Maintenance: Regular inspection of the engine components, such as belts, hoses, and coolant levels, should be performed according to the vehicle’s maintenance schedule.
Detailed Engine Specifications
| Specification | Value |
|---|---|
| Engine Type | Inline 4-cylinder |
| Displacement | 3.1 liters (3,059 cc) |
| Aspiration | Turbocharged |
| Valvetrain | Overhead camshaft (OHC) |
| Fuel System | Direct injection |
| Compression Ratio | 18.2:1 |
| Horsepower | 120 hp at 3,600 rpm |
| Torque | 225 lb-ft at 2,000 rpm |
| Bore x Stroke | 95.4 mm x 104.9 mm |
| Oil Capacity | Approximately 7.5 liters (including oil filter) |
In conclusion, the Isuzu 3.1 diesel engine is a reliable and efficient powerplant with a displacement of 3.1 liters. It features a turbocharged configuration, direct injection fuel system, and an overhead camshaft design. To ensure optimal performance and longevity, it is important to use the recommended diesel engine oil with the appropriate viscosity and follow the recommended service intervals for oil changes and filter replacements. Regular maintenance and inspections are also essential to keep the engine in top condition.
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