Nissan Silvia S15 Spec R Engine Overview
The Nissan Silvia S15, particularly the Spec R variant, is renowned for its performance and tuning potential. This iconic sports car, produced between 1999 and 2002, features a well-engineered engine that has become a favorite among car enthusiasts and tuners alike. The Spec R model is equipped with the SR20DET engine, a turbocharged inline-four that delivers impressive power and torque, making it a standout in the world of Japanese performance vehicles.
Engine Configuration
The SR20DET engine found in the Nissan Silvia S15 Spec R is a robust and versatile powerplant. Below are the key specifications and features of this engine:
| Specification | Details |
|---|---|
| Engine Type | Inline-4, Turbocharged |
| Displacement | 2.0 liters (SR20DET) |
| Power Output | 280 PS (276 hp) at 6,000 rpm |
| Torque | 368 Nm (271 lb-ft) at 4,800 rpm |
| Compression Ratio | 8.5:1 |
| Turbocharger | T28 Turbocharger |
| Fuel System | Electronic Fuel Injection (EFI) |
| Ignition System | Distributor-less Ignition System (DIS) |
| Valvetrain | DOHC, 16 valves |
The SR20DET engine is known for its strong aftermarket support, allowing enthusiasts to modify and enhance performance through various upgrades, including turbo upgrades, intercoolers, and exhaust systems.
Engine Oil Specs
Proper maintenance of the engine oil is crucial for the longevity and performance of the SR20DET engine. Below are the recommended engine oil specifications for the Nissan Silvia S15 Spec R:
| Specification | Details |
|---|---|
| Oil Type | Synthetic or Semi-Synthetic |
| Viscosity Rating | 10W-40 or 15W-50 |
| Oil Capacity | 4.5 liters (with filter change) |
| Oil Filter | OEM or equivalent |
Service Intervals
Regular maintenance is essential to keep the Nissan Silvia S15 Spec R running smoothly. Below are the recommended service intervals for oil changes and general maintenance:
Oil Change Intervals
- Every 5,000 km (3,100 miles) for regular driving conditions
- Every 3,000 km (1,800 miles) for severe driving conditions (e.g., track use, heavy traffic)
General Maintenance Schedule
- Check and replace air filter: every 15,000 km (9,300 miles)
- Inspect spark plugs: every 30,000 km (18,600 miles)
- Replace fuel filter: every 30,000 km (18,600 miles)
- Inspect and replace timing belt: every 100,000 km (62,000 miles)
- Check coolant and replace: every 40,000 km (24,800 miles)
Maintaining the engine oil and adhering to service intervals not only enhances performance but also extends the life of the engine. Regular checks and timely replacements are vital for ensuring that the SR20DET engine operates at its best.
Conclusion
The Nissan Silvia S15 Spec R, with its SR20DET engine, represents a blend of performance, reliability, and tuning potential. Understanding the engine configuration, oil specifications, and service intervals is essential for any owner or enthusiast looking to maximize the performance and longevity of this iconic sports car. By following the recommended maintenance practices, drivers can enjoy the exhilarating experience that the Silvia S15 has to offer while ensuring that it remains in peak condition for years to come.
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