1998 Lexus LS400 Engine Specs
Engine Configuration
The 1998 Lexus LS400 is equipped with a powerful and reliable engine that delivers impressive performance. Let’s take a closer look at its engine configuration:
| Engine Type | 4.0-liter V8 |
|---|---|
| Displacement | 4,000 cc |
| Valvetrain | DOHC (Dual Overhead Camshaft) |
| Horsepower | 290 hp |
| Torque | 300 lb-ft |
| Compression Ratio | 10.5:1 |
The 1998 Lexus LS400’s engine configuration showcases a 4.0-liter V8 engine, providing ample power and smooth operation. With a displacement of 4,000 cc, this engine offers a balance between performance and efficiency. The DOHC valvetrain ensures precise control over the intake and exhaust valves, optimizing engine performance.
This V8 engine generates an impressive 290 horsepower, allowing the LS400 to accelerate swiftly and effortlessly. Additionally, it produces a torque of 300 lb-ft, ensuring excellent low-end power for quick overtaking maneuvers and smooth highway cruising.
The compression ratio of 10.5:1 further enhances the engine’s efficiency by maximizing the combustion process. This results in improved fuel economy without compromising on performance.
Engine Oil Specs & Service Intervals
Proper engine oil maintenance is crucial for the longevity and optimal performance of any vehicle, including the 1998 Lexus LS400. Here are the engine oil specifications and recommended service intervals for this model:
| Engine Oil Type | 5W-30 Synthetic |
|---|---|
| Oil Capacity (including filter) | 7.2 quarts |
| Recommended Oil Change Interval | Every 5,000 miles or 6 months |
| Oil Filter Type | Spin-on |
To ensure optimal engine performance and protection, it is recommended to use 5W-30 synthetic oil in the 1998 Lexus LS400. Synthetic oil offers superior lubrication properties, especially during extreme temperature conditions, and helps to reduce engine wear.
The LS400’s engine requires approximately 7.2 quarts of oil, including the oil filter. It is crucial to check the oil level regularly and maintain it within the recommended range.
To maintain the engine’s health, it is advised to change the oil every 5,000 miles or every 6 months, whichever comes first. Regular oil changes help remove contaminants and ensure the engine operates smoothly.
When performing an oil change, it is important to replace the oil filter as well. The 1998 Lexus LS400 utilizes a spin-on type oil filter, which should be replaced according to the manufacturer’s recommendations.
By adhering to the recommended oil specifications and service intervals, you can ensure that your 1998 Lexus LS400’s engine remains in optimal condition, providing you with a smooth and reliable driving experience for years to come.
In conclusion, the 1998 Lexus LS400 boasts an impressive engine configuration with its 4.0-liter V8, delivering a balance of power and efficiency. With proper engine oil maintenance and adherence to service intervals, you can keep your LS400’s engine running smoothly and enjoy its performance for many miles ahead.
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