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The NA Miata, known for its lightweight and nimble handling, has been a favorite among car enthusiasts for decades. One of the most popular modifications for this iconic roadster is the Jackson Racing Supercharger. In this article, we will explore the power gains achieved with this supercharger through before and after dyno tests.
Understanding the NA Miata
The first-generation Mazda MX-5 Miata, commonly referred to as the NA Miata, was produced from 1989 to 1997. It featured a lightweight design and a naturally aspirated 1.6L engine, which provided an engaging driving experience. However, many enthusiasts sought more power from this already beloved platform.
What is the Jackson Racing Supercharger?
The Jackson Racing Supercharger is a well-known aftermarket modification designed specifically for the NA Miata. This supercharger increases the engine’s air intake, allowing for more fuel to be burned and thus increasing horsepower and torque. It is a popular choice for those looking to enhance performance without sacrificing reliability.
Features of the Jackson Racing Supercharger
- Roots-style supercharger design for increased low-end torque.
- Easy installation with minimal modifications required.
- Compatible with stock engine components.
- Reliable performance with a proven track record.
Before Dyno Testing
Before installing the Jackson Racing Supercharger, it is essential to understand the baseline performance of the NA Miata. A dyno test was conducted to measure the stock power output. The results were as follows:
- Horsepower: 116 hp at the wheels
- Torque: 100 lb-ft at the wheels
These figures represent the typical performance of a well-maintained NA Miata with the stock 1.6L engine. While these numbers are respectable for a lightweight sports car, many enthusiasts desired more power for spirited driving and track days.
Installation of the Jackson Racing Supercharger
The installation process for the Jackson Racing Supercharger is straightforward, making it accessible for many DIY enthusiasts. The kit includes all necessary components, such as the supercharger unit, intake piping, and necessary hardware. Following the provided instructions, many owners can complete the installation in a weekend.
Key Steps in the Installation Process
- Remove the stock intake system.
- Install the supercharger mounting bracket.
- Attach the supercharger unit to the engine.
- Connect the intake piping and intercooler (if applicable).
- Reinstall any removed components and check for leaks.
After Dyno Testing
Once the installation was complete, a follow-up dyno test was conducted to measure the power gains achieved with the Jackson Racing Supercharger. The results were impressive:
- Horsepower: 165 hp at the wheels
- Torque: 140 lb-ft at the wheels
The increase in power was significant, showcasing a gain of 49 horsepower and 40 lb-ft of torque. This transformation dramatically improved the driving experience, allowing for quicker acceleration and a more exhilarating ride.
Power Gains Summary
The power gains achieved with the Jackson Racing Supercharger on the NA Miata can be summarized as follows:
- Stock Horsepower: 116 hp
- Supercharged Horsepower: 165 hp
- Horsepower Gain: 49 hp
- Stock Torque: 100 lb-ft
- Supercharged Torque: 140 lb-ft
- Torque Gain: 40 lb-ft
Driving Experience After Installation
The driving experience after installing the Jackson Racing Supercharger is markedly different. The added power transforms the NA Miata from a fun roadster into a thrilling performance machine. Enthusiasts report improved throttle response, increased acceleration, and a more engaging driving experience overall.
Feedback from NA Miata Owners
- “The supercharger made my Miata feel alive!”
- “I can finally keep up with more powerful cars on the track.”
- “The installation was straightforward, and the results were worth it.”
Conclusion
In conclusion, the Jackson Racing Supercharger is an excellent modification for NA Miata owners looking to enhance performance. The before and after dyno tests clearly demonstrate the substantial power gains achievable with this supercharger. With proper installation and tuning, the NA Miata can become a more powerful and exhilarating vehicle, providing an unforgettable driving experience.