Nissan S15 Engine Specifications
The Nissan S15, part of the Nissan Silvia series, is renowned for its performance and tuning potential. The S15 was produced from 1999 to 2002 and is particularly celebrated for its SR20DET engine. Below are the detailed specifications of the engine that powers this iconic vehicle.
| Specification | Details |
|---|---|
| Engine Type | Inline-4, DOHC, Turbocharged |
| Engine Displacement | 2.0 liters (SR20DET) |
| Bore x Stroke | 86.0 mm x 73.7 mm |
| Compression Ratio | 8.5:1 |
| Maximum Power | 250 hp (186 kW) @ 6,400 rpm |
| Maximum Torque | 274 lb-ft (370 Nm) @ 4,800 rpm |
| Fuel System | Electronic Fuel Injection (EFI) |
| Turbocharger | T28 Turbocharger |
| Transmission | 5-speed manual or 4-speed automatic |
| Drivetrain | Rear-wheel drive (RWD) |
Engine Configuration
The Nissan S15’s SR20DET engine is a well-engineered powerplant that has gained a reputation for its robustness and tuning capabilities. Below are the key aspects of its configuration:
Key Features
- Inline-4 Design: The engine’s inline-4 configuration allows for a compact design while providing adequate power output.
- DOHC Setup: The dual overhead camshaft (DOHC) design enhances airflow and efficiency, contributing to better performance.
- Turbocharged: The turbocharger significantly increases power output without a corresponding increase in engine size.
- Intercooler: The presence of an intercooler helps reduce intake air temperatures, improving performance and reliability.
Performance Characteristics
- Acceleration: The S15 can achieve 0-60 mph in approximately 5.5 seconds, depending on the model and conditions.
- Top Speed: The top speed is around 155 mph (250 km/h), making it a competitive sports car.
- Fuel Efficiency: The fuel economy is approximately 20-25 mpg, depending on driving conditions and maintenance.
Engine Oil Specifications
Proper lubrication is crucial for the longevity and performance of the Nissan S15’s engine. Here are the recommended engine oil specifications:
Oil Type
- Recommended Oil: Synthetic oil is preferred for optimal performance.
- Viscosity Rating: 10W-40 or 5W-30, depending on climate and driving conditions.
Oil Capacity
| Oil Capacity | Details |
|---|---|
| With Filter | 4.5 liters (4.8 quarts) |
| Without Filter | 4.0 liters (4.2 quarts) |
Service Intervals
Regular maintenance is essential to ensure the engine operates smoothly and efficiently. Below are the recommended service intervals for the Nissan S15’s engine:
Oil Change Intervals
- Every 5,000 to 7,500 miles (8,000 to 12,000 km) or every 6 months, whichever comes first.
Other Maintenance Checks
- Air Filter: Replace every 15,000 miles (24,000 km).
- Fuel Filter: Replace every 30,000 miles (48,000 km).
- Spark Plugs: Inspect and replace every 30,000 miles (48,000 km).
- Coolant: Replace every 2 years or 30,000 miles (48,000 km).
Conclusion
The Nissan S15, with its SR20DET engine, is a remarkable vehicle that combines performance with reliability. Understanding the engine specifications, configuration, oil requirements, and service intervals is crucial for any owner or enthusiast looking to maintain or enhance their S15. Regular maintenance and the right specifications will ensure that this iconic sports car continues to deliver an exhilarating driving experience for years to come.
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