Best Practices for Installing the Hks Gt660 Turbo on the R32 Gt-r for 700+ Hp

The Nissan R32 GT-R is a legendary vehicle known for its performance and tuning potential. One of the most effective upgrades for achieving over 700 horsepower is the installation of the HKS GT660 turbo. This article outlines the best practices for installing this turbocharger, ensuring optimal performance and reliability.

Understanding the HKS GT660 Turbo

The HKS GT660 turbo is designed for high-performance applications. Its advanced engineering allows for significant power increases while maintaining reliability. Understanding its specifications and capabilities is crucial before installation.

  • Compressor Size: 66mm
  • Turbine Size: 60mm
  • Max Horsepower: 700+

Preparation for Installation

Before beginning the installation process, proper preparation is essential. This includes gathering necessary tools and components, as well as preparing the vehicle.

  • Tools Needed:
    • Socket set
    • Torque wrench
    • Screwdrivers
    • Pipe wrenches
  • Additional Components:
    • Upgraded intercooler
    • High-flow fuel injectors
    • Aftermarket fuel pump
    • ECU tuning software

Step-by-Step Installation Process

Follow these steps for a successful installation of the HKS GT660 turbo on your R32 GT-R.

Step 1: Remove the Stock Turbo

Begin by safely lifting the vehicle and removing the necessary components to access the stock turbo. This includes the exhaust manifold and any related piping.

Step 2: Install the HKS GT660 Turbo

Carefully position the HKS GT660 turbo in place. Ensure all gaskets are new and in good condition to prevent leaks. Secure the turbo using the appropriate torque specifications.

Step 3: Upgrade Supporting Components

With the turbo installed, it’s crucial to upgrade supporting components. This includes the intercooler, fuel injectors, and fuel pump. These upgrades ensure the engine receives adequate airflow and fuel for optimal performance.

Step 4: Reconnect All Piping

Reconnect the intake and exhaust piping, ensuring all connections are tight and secure. Check for any signs of wear or damage on hoses and replace them as necessary.

Step 5: ECU Tuning

After installation, the ECU must be tuned to accommodate the new turbo. Use reliable tuning software to adjust fuel maps and boost levels, ensuring the engine runs efficiently and safely.

Testing and Fine-Tuning

Once the installation is complete, it is vital to conduct thorough testing. This ensures that the vehicle operates as expected and that all components work harmoniously.

  • Initial Start-Up:
    • Check for leaks.
    • Monitor oil pressure.
    • Listen for unusual noises.
  • Dyno Testing:
    • Measure horsepower and torque.
    • Adjust tuning as necessary.

Common Issues and Troubleshooting

During and after the installation, you may encounter common issues. Being aware of these can help in troubleshooting effectively.

  • Boost Leaks:
    • Inspect all connections for tightness.
    • Use a smoke test to identify leaks.
  • Fuel Delivery Problems:
    • Ensure the fuel pump is functioning properly.
    • Check fuel pressure regulator settings.

Conclusion

Installing the HKS GT660 turbo on the R32 GT-R is a rewarding project that can significantly enhance performance. By following best practices and ensuring all components are upgraded and tuned correctly, you can achieve over 700 horsepower while maintaining reliability.