Nissan KA24DE Engine Specifications
The Nissan KA24DE engine is a popular four-cylinder engine that has garnered attention for its reliability and performance. It was primarily used in various Nissan models throughout the late 1980s and 1990s, including the Nissan 240SX and the Nissan Pathfinder. Below are the detailed specifications of the KA24DE engine.
| Specification | Details |
|---|---|
| Engine Type | Inline 4-cylinder, DOHC |
| Displacement | 2.4 liters (2389 cc) |
| Bore x Stroke | 89 mm x 96 mm |
| Compression Ratio | 9.5:1 |
| Power Output | 155 hp @ 5600 rpm |
| Torque | 160 lb-ft @ 4400 rpm |
| Fuel System | Multi-Point Fuel Injection (MPFI) |
| Ignition System | Distributor-less Ignition System (DIS) |
| Valvetrain | DOHC, 16 valves |
| Fuel Type | Regular unleaded gasoline |
| Engine Weight | Approximately 350 lbs (159 kg) |
Engine Configuration
The KA24DE engine is designed with a dual overhead camshaft (DOHC) configuration, which allows for better airflow and improved performance compared to single overhead camshaft engines. This configuration contributes to the engine’s ability to produce higher horsepower and torque figures.
Key Features of the Engine Configuration
- Inline 4-cylinder layout for compactness and efficiency.
- Dual overhead camshafts for improved valve timing and performance.
- 16 valves (4 per cylinder) for enhanced airflow and combustion efficiency.
- Multi-point fuel injection system for precise fuel delivery and improved fuel economy.
The KA24DE engine is also known for its robust construction, featuring a cast iron block and aluminum DOHC cylinder head. This combination provides durability while keeping the engine relatively lightweight.
Engine Oil Specifications
Proper lubrication is essential for maintaining the performance and longevity of the KA24DE engine. The following specifications outline the recommended engine oil types and service intervals.
Recommended Engine Oil
- Viscosity: 10W-30 or 10W-40 (depending on climate conditions)
- API Rating: API SG or higher
- Oil Capacity: Approximately 4.5 quarts (4.3 liters) with filter change
Service Intervals
- Oil Change Interval: Every 3,000 to 5,000 miles (or every 3 to 6 months, whichever comes first)
- Oil Filter Replacement: Every oil change
Regular oil changes are crucial for keeping the engine running smoothly and preventing premature wear. Using high-quality oil and filters will contribute to the engine’s performance and reliability.
Conclusion
The Nissan KA24DE engine is a well-engineered powerplant that has proven itself over the years in various Nissan vehicles. Its specifications highlight a balance of power, efficiency, and durability, making it a favorite among enthusiasts and daily drivers alike. Understanding the engine’s configuration, oil specifications, and service intervals is essential for maintaining its performance and longevity. Regular maintenance, including timely oil changes and using the recommended oil type, will ensure that the KA24DE continues to perform at its best for years to come.
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