Table of Contents
Installing a Garrett G20 turbo on your NA Miata can significantly enhance its performance. This guide will walk you through the step-by-step process to ensure a successful installation.
Tools and Materials Needed
- Garrett G20 Turbo Kit
- Socket Set
- Wrenches
- Torque Wrench
- Intercooler Piping
- Silicone Couplers
- Boost Controller
- Oil and Coolant Lines
- Vacuum Hose
- Gaskets
- Safety Glasses
- Gloves
Preparation
Before you begin the installation, ensure that your Miata is parked on a flat surface and that the engine is cool. Gather all the tools and materials listed above.
Disconnect the Battery
Safety first! Disconnect the negative terminal of the battery to prevent any electrical shorts during the installation process.
Remove the Existing Components
Begin by removing the factory intake system, exhaust manifold, and any other components obstructing access to the engine bay.
- Remove the air filter and intake piping.
- Unbolt the exhaust manifold from the engine.
- Disconnect any sensors or lines attached to the manifold.
Installing the Garrett G20 Turbo
Now that the engine bay is clear, it’s time to install the Garrett G20 turbo. Follow these steps carefully to ensure a proper fit.
Mount the Turbo
Position the turbocharger onto the exhaust manifold. Make sure the mounting holes align properly.
- Use new gaskets to prevent any leaks.
- Tighten the bolts to the manufacturer’s specifications using a torque wrench.
Connect Oil and Coolant Lines
Attach the oil feed and return lines to the turbo. Ensure that the connections are secure to avoid leaks.
- Use new crush washers for the oil lines.
- Ensure coolant lines are properly routed and secured.
Install Intercooler and Piping
Install the intercooler in front of the radiator. Connect the intercooler piping to the turbo and throttle body.
- Use silicone couplers to secure connections.
- Ensure there are no kinks in the piping.
Reconnect the Battery
Once all components are reinstalled and secured, reconnect the battery. Make sure the connections are tight.
Final Checks and Testing
Before starting your Miata, conduct a final inspection to ensure everything is properly installed.
- Check for any leaks in the oil and coolant lines.
- Ensure all electrical connections are secure.
- Verify that all bolts are tightened to specification.
Start the Engine
Start your Miata and let it idle for a few minutes. Monitor the turbo for any unusual noises or leaks.
Test Drive
Take your Miata for a test drive. Gradually increase speed and check the boost levels. Enjoy the performance boost!
Conclusion
Installing a Garrett G20 turbo on your NA Miata can be a rewarding project that transforms your driving experience. By following these steps carefully, you can achieve a successful installation and enjoy the benefits of increased power and performance.