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The Mazda RX-7 is a beloved sports car known for its lightweight design and rotary engine. One of the most effective ways to enhance its performance is through turbocharger upgrades. In this article, we will explore how you can add 100 horsepower to your Mazda RX-7 for under $2,000.
Understanding the Turbocharger System
A turbocharger is a device that forces more air into the engine, allowing it to burn more fuel and produce more power. The RX-7’s rotary engine benefits significantly from these upgrades, making it a popular choice among enthusiasts.
Key Components for Upgrading
- Upgraded Turbocharger
- Intercooler
- Fuel Injectors
- ECU Tune
- Exhaust System
1. Upgraded Turbocharger
Investing in a high-performance turbocharger is crucial. Look for models specifically designed for the RX-7, as they will provide the best fit and performance. Brands like Garrett and BorgWarner offer excellent options.
2. Intercooler
An intercooler helps to cool the air coming from the turbocharger before it enters the engine. This cooling effect increases the density of the air, leading to better combustion and more power. A front-mount intercooler is a popular choice for RX-7 upgrades.
3. Fuel Injectors
Upgrading your fuel injectors is essential to ensure your engine receives enough fuel to match the increased airflow from the turbocharger. Choose injectors with a higher flow rate to support the additional horsepower.
4. ECU Tune
Tuning your engine’s ECU is vital for maximizing performance. A proper tune will adjust fuel maps and ignition timing to optimize the engine’s output. Many tuners specialize in RX-7s, so find one with a good reputation.
5. Exhaust System
An upgraded exhaust system can improve airflow, reducing back pressure and enhancing performance. Look for a cat-back exhaust system designed for the RX-7 to achieve the best results.
Budget Breakdown
Here’s a rough estimate of costs for each component:
- Upgraded Turbocharger: $800
- Intercooler: $400
- Fuel Injectors: $300
- ECU Tune: $300
- Exhaust System: $200
Total Estimated Cost: $2,300
While this exceeds the $2,000 target, you can often find used parts or discounts that can bring the total within budget.
Installation Tips
Installing these upgrades can be a challenging task. Here are some tips to help you:
- Read the installation manuals carefully.
- Have the right tools on hand.
- Consider enlisting help from experienced friends or professionals.
- Take your time to ensure everything is installed correctly.
Conclusion
Upgrading the turbocharger on your Mazda RX-7 can significantly enhance its performance, adding up to 100 horsepower for under $2,000. With the right components and careful installation, you can enjoy a thrilling driving experience that takes full advantage of the RX-7’s capabilities.