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The Holset HX35 turbocharger has gained popularity among MS3 (Mazdaspeed3) enthusiasts looking to enhance their vehicle’s performance. This article will delve into the power gains achievable with the HX35 and provide essential installation tips for MS3 owners.
Understanding the Holset HX35 Turbo
The Holset HX35 is a turbocharger known for its durability and efficiency. It is commonly used in diesel applications but has proven to be a fantastic upgrade for gasoline engines, particularly in the MS3. This turbo offers a significant increase in airflow, which translates to higher power output when properly tuned.
Power Gains from the HX35 Upgrade
Upgrading to the Holset HX35 can yield impressive power gains for MS3 owners. Here’s a breakdown of the potential improvements:
- Increased Horsepower: Many MS3 owners report gains of 50-100 horsepower after installation.
- Improved Torque: Torque can see a similar increase, providing better acceleration and responsiveness.
- Better Boost Response: The HX35 can improve spool time, allowing for quicker power delivery.
Installation Tips for MS3 Owners
Installing the Holset HX35 turbocharger requires careful planning and execution. Here are some tips to ensure a successful installation:
1. Gather Necessary Tools and Parts
Before starting the installation, make sure you have all the necessary tools and parts. This includes:
- Socket set
- Wrenches
- Torque wrench
- Intercooler piping
- Oil and coolant lines
- ECU tuning software
2. Remove the Stock Turbo
Begin by removing the stock turbocharger. This process includes:
- Disconnecting the battery.
- Removing the intake and exhaust components connected to the turbo.
- Unbolting the stock turbo from the manifold.
3. Install the Holset HX35 Turbo
Once the stock turbo is removed, you can proceed with the installation of the HX35:
- Position the HX35 onto the manifold and secure it with bolts.
- Connect the oil and coolant lines, ensuring there are no leaks.
- Install new intercooler piping, as the HX35 may require different routing.
4. Tune the ECU
After installation, it’s crucial to tune the ECU to accommodate the new turbo. This step is essential for maximizing performance and preventing engine damage:
- Use appropriate tuning software to adjust fuel maps and boost levels.
- Monitor air-fuel ratios to ensure optimal performance.
- Consider professional tuning for best results.
Common Issues and Troubleshooting
As with any modification, installing the Holset HX35 may present some challenges. Here are common issues and tips for troubleshooting:
- Boost Leaks: Check all connections for leaks, especially in piping and couplers.
- Oil Starvation: Ensure oil lines are properly installed and not kinked.
- Overheating: Monitor coolant levels and ensure proper cooling system function.
Conclusion
Upgrading to the Holset HX35 turbocharger can significantly enhance the performance of your MS3. With careful installation and tuning, you can experience substantial power gains and improved driving dynamics. Always remember to monitor your vehicle’s performance and make adjustments as needed to enjoy the full benefits of this upgrade.