7.8 L Isuzu Diesel Engine Specs
Engine Configuration
The 7.8 L Isuzu diesel engine is a powerful and reliable engine that is commonly used in heavy-duty trucks, buses, and industrial applications. It is known for its durability and efficiency, making it a popular choice among commercial vehicle manufacturers.
- Engine Type: Inline 6-cylinder
- Displacement: 7.8 liters
- Aspiration: Turbocharged and intercooled
- Valvetrain: Overhead camshaft (OHC)
- Fuel System: Common rail direct injection (CRDI)
Engine Oil Specs & Service Intervals
Proper maintenance and regular oil changes are crucial for the longevity and optimal performance of the 7.8 L Isuzu diesel engine. Here are the recommended engine oil specifications and service intervals:
- Engine Oil Capacity: 25 quarts (23.7 liters)
- Recommended Oil Type: API CJ-4 or better
- Oil Viscosity: 15W-40
- Oil Filter: Replace with every oil change
Service Intervals
- Oil Change Interval: Every 10,000 miles or 12 months, whichever comes first
- Oil Filter Replacement: Every oil change
- Air Filter Replacement: Every 30,000 miles or as needed
- Fuel Filter Replacement: Every 15,000 miles or as needed
- Coolant Flush: Every 100,000 miles or 5 years, whichever comes first
Detailed Engine Specifications
| Specification | Value |
|---|---|
| Engine Type | Inline 6-cylinder |
| Displacement | 7.8 liters |
| Aspiration | Turbocharged and intercooled |
| Valvetrain | Overhead camshaft (OHC) |
| Fuel System | Common rail direct injection (CRDI) |
| Oil Capacity | 25 quarts (23.7 liters) |
| Recommended Oil Type | API CJ-4 or better |
| Oil Viscosity | 15W-40 |
In conclusion, the 7.8 L Isuzu diesel engine is a robust and efficient engine that offers excellent performance in heavy-duty applications. With proper maintenance and regular oil changes, this engine can provide years of reliable service. Follow the recommended service intervals and use the specified engine oil to ensure the longevity and optimal performance of your Isuzu diesel engine.
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