Nissan VQ35DE Engine Specifications
The Nissan VQ35DE engine is a renowned V6 engine that has garnered attention for its performance and reliability. It is part of Nissan’s VQ family of engines, which are known for their smooth operation and robust power delivery. Below are the detailed specifications of the VQ35DE engine.
| Specification | Value |
|---|---|
| Engine Type | V6, DOHC |
| Displacement | 3.5 liters (3498 cc) |
| Bore x Stroke | 95.5 mm x 81.4 mm |
| Compression Ratio | 10.5:1 |
| Maximum Horsepower | 280 hp @ 6,200 rpm |
| Maximum Torque | 270 lb-ft @ 4,800 rpm |
| Fuel System | Electronic Fuel Injection (EFI) |
| Ignition System | Distributor-less Ignition System (DIS) |
| Fuel Type | Premium unleaded (91 octane recommended) |
| Weight | Approximately 350 lbs (159 kg) |
Engine Configuration
The VQ35DE engine features a V6 configuration, which is characterized by its six cylinders arranged in a V shape. This design contributes to a compact engine size while providing a balance of power and smoothness. Key aspects of the engine configuration include:
- DOHC Design: The engine employs a Dual Overhead Camshaft (DOHC) design, which allows for better airflow and improved performance at higher RPMs.
- Variable Valve Timing: The VQ35DE is equipped with Nissan’s Continuous Variable Valve Timing (CVVT) system, enhancing efficiency and power across a wide range of engine speeds.
- Aluminum Construction: The engine block and cylinder heads are made from aluminum, reducing weight and improving thermal efficiency.
- Timing Chain: Instead of a timing belt, the VQ35DE uses a timing chain, which typically requires less maintenance and has a longer service life.
Engine Oil Specifications
Proper lubrication is crucial for the longevity and performance of the VQ35DE engine. Below are the recommended engine oil specifications:
| Specification | Value |
|---|---|
| Oil Type | Synthetic or Conventional |
| Viscosity Grade | 5W-30 |
| Oil Capacity (with filter) | 5.1 quarts (4.8 liters) |
| Oil Filter | OEM or equivalent |
Service Intervals
Regular maintenance is essential for keeping the VQ35DE engine running smoothly. Below are the recommended service intervals for oil changes and other maintenance tasks:
Oil Change Intervals
- Every 5,000 to 7,500 miles (8,000 to 12,000 km) for conventional oil.
- Every 7,500 to 10,000 miles (12,000 to 16,000 km) for synthetic oil.
Other Maintenance Tasks
- Air Filter Replacement: Every 15,000 to 30,000 miles (24,000 to 48,000 km), depending on driving conditions.
- Fuel Filter Replacement: Every 30,000 to 60,000 miles (48,000 to 96,000 km).
- Spark Plug Replacement: Every 60,000 to 100,000 miles (96,000 to 160,000 km).
- Coolant Flush: Every 30,000 miles (48,000 km) or as needed.
Conclusion
The Nissan VQ35DE engine is a well-engineered powerplant that combines performance, efficiency, and reliability. Understanding its specifications, configuration, oil requirements, and service intervals is essential for maintaining optimal performance and longevity. Regular maintenance, including timely oil changes and component replacements, will ensure that the VQ35DE continues to deliver a satisfying driving experience for years to come.
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