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The Mazda NA Miata is a beloved sports car known for its lightweight design and engaging driving experience. In this article, we will compare the performance of a stock NA Miata against a modified version with a 150 horsepower build. Understanding the differences in performance can help enthusiasts decide whether investing in modifications is worth it.
Overview of the NA Miata
The first-generation Mazda Miata, known as the NA, was introduced in 1989 and quickly gained a reputation for its fun-to-drive nature. Weighing around 2,200 pounds, the NA Miata is powered by a 1.6-liter inline-four engine that produces approximately 116 horsepower and 100 lb-ft of torque. This combination allows for a spirited driving experience, especially in a lightweight chassis.
Stock NA Miata Performance
The stock NA Miata offers a balanced performance package that appeals to many drivers. Here are some key performance metrics:
- Horsepower: 116 hp
- 0-60 mph: Approximately 8.0 seconds
- Top Speed: Around 120 mph
- Weight: About 2,200 lbs
150 HP Build Overview
A common modification for NA Miata enthusiasts is to increase the engine output to around 150 horsepower. This can be achieved through various upgrades, including a larger intake, exhaust modifications, and tuning. The goal is to enhance performance without sacrificing the car’s lightweight characteristics.
Performance Metrics of the 150 HP Build
With the 150 horsepower build, the NA Miata transforms into a more powerful machine. Here are the updated performance metrics:
- Horsepower: 150 hp
- 0-60 mph: Approximately 6.5 seconds
- Top Speed: Around 130 mph
- Weight: Remains close to 2,200 lbs
Performance Comparison
Now, let’s dive into a direct comparison of the stock NA Miata and the 150 hp build to see what gains can be expected:
- Acceleration: The 150 hp build significantly reduces the 0-60 mph time, making it more responsive and thrilling to drive.
- Top Speed: A higher top speed allows for more exhilarating highway driving experiences.
- Power-to-Weight Ratio: The increase in horsepower improves the power-to-weight ratio, enhancing overall performance.
- Driving Experience: The additional power can lead to a more engaging and enjoyable driving experience, especially on twisty roads.
Considerations for Modifications
While the performance gains from a 150 hp build are appealing, there are several considerations to keep in mind:
- Cost: Modifying a Miata can be expensive, and it’s essential to budget for parts and labor.
- Reliability: Increased horsepower may lead to increased wear on engine components, so reliability can be a concern.
- Insurance: Modifications can affect insurance premiums, so it’s important to check with your provider.
- Resale Value: Some buyers prefer stock vehicles, which could impact resale value.
Conclusion
The performance comparison between a stock NA Miata and a modified 150 hp build highlights the potential for enhanced driving dynamics and excitement. While the stock Miata is already a fantastic sports car, the additional horsepower can significantly improve acceleration and overall performance. However, potential modifiers should weigh the benefits against the costs and considerations associated with tuning their vehicle.