Nissan QD32 Engine Specifications
The Nissan QD32 engine is a robust diesel engine known for its reliability and performance, commonly found in various Nissan models, particularly in the Nissan Patrol and Navara. Below are the detailed specifications of the QD32 engine.
| Specification | Details |
|---|---|
| Engine Type | 4-Cylinder, Inline, Diesel |
| Displacement | 3.2 liters (3,200 cc) |
| Bore x Stroke | 96 mm x 102 mm |
| Compression Ratio | 21:1 |
| Power Output | 120 hp (89 kW) at 4,000 rpm |
| Torque | 270 Nm (199 lb-ft) at 2,000 rpm |
| Fuel System | Direct injection |
| Turbocharged | Yes |
| Cooling System | Water-cooled |
| Weight | Approximately 200 kg (440 lbs) |
Engine Configuration
The Nissan QD32 engine features a well-engineered configuration that enhances its performance and efficiency. Below are the key aspects of its configuration:
Engine Layout
– Inline 4-cylinder design
– Compact dimensions for better weight distribution
– Designed for durability and longevity
Fuel System
– Direct fuel injection system for improved fuel efficiency
– Turbocharged for enhanced power output and torque delivery
Cooling System
– Water-cooled system to maintain optimal operating temperatures
– Efficient heat dissipation to prevent overheating during heavy loads
Performance Characteristics
– Smooth power delivery across a wide RPM range
– Strong low-end torque, making it suitable for off-road and towing applications
Engine Oil Specifications
Proper engine oil is crucial for the longevity and performance of the QD32 engine. Below are the recommended oil specifications:
| Specification | Details |
|---|---|
| Oil Type | Diesel engine oil (API CF or higher) |
| Viscosity Grade | 15W-40 or 10W-30 |
| Oil Capacity | Approximately 6.5 liters (including filter) |
Service Intervals
Regular maintenance is essential for keeping the QD32 engine running smoothly. Below are the recommended service intervals:
Oil Change Intervals
– Every 5,000 to 7,500 kilometers (or every 3,000 to 5,000 miles) for normal driving conditions
– Every 3,000 kilometers (or 1,800 miles) for severe driving conditions (towing, off-road driving, etc.)
Filter Replacement
– Engine oil filter: Replace with every oil change
– Air filter: Inspect every 10,000 kilometers (or 6,000 miles) and replace as necessary
Coolant Replacement
– Replace coolant every 40,000 kilometers (or 25,000 miles) or every two years
Fuel Filter Replacement
– Replace every 20,000 kilometers (or 12,000 miles)
Timing Belt Replacement
– Inspect every 100,000 kilometers (or 62,000 miles) and replace as necessary
Conclusion
The Nissan QD32 engine is a well-regarded diesel powerplant that offers a blend of performance, efficiency, and durability. Understanding its specifications, configuration, oil requirements, and service intervals is essential for maintaining its longevity and ensuring optimal performance. Regular maintenance and adherence to recommended service intervals will help in achieving the best results from this engine, making it a reliable choice for various applications.
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