Nissan 3.5 V6 Engine Specifications
The Nissan 3.5 V6 engine is a versatile powerplant that has been used in various Nissan and Infiniti models. Known for its balance of performance and efficiency, this engine has garnered attention for its robust design and capabilities. Below is a detailed overview of its specifications.
Engine Specifications Chart
| Specification | Value |
|---|---|
| Engine Type | V6, DOHC |
| Displacement | 3498 cc (3.5 L) |
| Bore x Stroke | 95.5 mm x 81.4 mm |
| Compression Ratio | 10.5:1 |
| Maximum Horsepower | 265 hp @ 6000 rpm |
| Maximum Torque | 248 lb-ft @ 4400 rpm |
| Fuel System | Multi-Point Fuel Injection |
| Fuel Type | Regular Unleaded |
| Ignition System | Distributor-less Ignition System (DIS) |
| Valvetrain | DOHC, 24 valves |
| Weight | Approximately 400 lbs (181 kg) |
Engine Configuration
The Nissan 3.5 V6 engine features a V6 configuration with a dual overhead camshaft (DOHC) design. This setup allows for efficient airflow and improved performance. The engine is equipped with 24 valves, providing optimal combustion efficiency and power delivery.
Key Features of Engine Configuration
- V6 Layout: The V6 configuration provides a compact design while delivering smooth power delivery.
- DOHC Design: Dual overhead camshafts enhance performance by allowing for precise control of valve timing.
- Multi-Point Fuel Injection: This system ensures an even distribution of fuel to each cylinder, improving efficiency and power.
- Aluminum Construction: The engine block is typically made from aluminum, reducing weight and improving fuel efficiency.
Engine Oil Specifications
Proper lubrication is essential for the longevity and performance of the Nissan 3.5 V6 engine. The choice of engine oil and adherence to service intervals can significantly impact engine health.
Recommended Engine Oil
The recommended engine oil for the Nissan 3.5 V6 engine is typically:
- Viscosity: SAE 5W-30
- API Rating: API SN or higher
- Oil Capacity: Approximately 5.1 quarts (4.8 liters) with a filter change
Oil Change Intervals
To maintain optimal performance, regular oil changes are crucial. The recommended oil change intervals for the Nissan 3.5 V6 engine are:
- Every 5,000 to 7,500 miles (8,000 to 12,000 km) under normal driving conditions.
- Every 3,000 to 5,000 miles (4,800 to 8,000 km) under severe driving conditions, such as frequent short trips, towing, or extreme temperatures.
Service Intervals
Regular maintenance is vital for ensuring the longevity and reliability of the Nissan 3.5 V6 engine. Adhering to the recommended service intervals can help prevent potential issues and keep the engine running smoothly.
General Service Intervals
The following are general service intervals for the Nissan 3.5 V6 engine:
| Service Item | Interval |
|---|---|
| Oil Change | 5,000 – 7,500 miles (8,000 – 12,000 km) |
| Air Filter Replacement | 15,000 – 30,000 miles (24,000 – 48,000 km) |
| Fuel Filter Replacement | 30,000 – 60,000 miles (48,000 – 96,000 km) |
| Spark Plug Replacement | 100,000 miles (160,000 km) |
| Coolant Flush | 30,000 miles (48,000 km) |
| Transmission Fluid Change | 30,000 – 60,000 miles (48,000 – 96,000 km) |
Conclusion
The Nissan 3.5 V6 engine is a well-engineered powerplant that balances performance, efficiency, and reliability. Understanding its specifications, engine configuration, and maintenance requirements is essential for any owner or enthusiast. Regular maintenance and adherence to service intervals will ensure that this engine continues to perform at its best for years to come.
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