The Ultimate Guide to Turbo 90mm Turbochargers

GTX5533R GEN II 91mm - Garrett Motion

Turbocharging has revolutionized the automotive industry, enabling vehicles to achieve higher performance and efficiency. Among the various sizes of turbochargers, the 90mm turbo stands out for its versatility and power potential. In this guide, we will delve into the intricacies of 90mm turbochargers, exploring their types, applications, and technical specifications.

Comparison Table of 90mm Turbochargers

Brand/Model Horsepower Range Turbine Wheel Size Compressor Inducer Size A/R Ratio Inlet Flange Type Special Features
GTX5533R GEN II 1000 – 2100 HP Not specified 91mm Not specified Not specified Speed sensor capability
BorgWarner S500SX 900 – 1475 HP 110mm 91mm 0.85 T4 Twin scroll housing
Comp Turbo CTR4828R-8890 Up to 1650 HP Not specified 88/90mm Not specified Not specified High-performance design
Garrett G30-900 Not specified Not specified 90mm 1.01 Not specified Internal wastegate
TB90 FATBOY 1400+ HP Not specified 90mm Not specified Not specified Fast spool-up, Billet technology
Custom Downpipe – Bull Boost Not applicable Not applicable 90mm Not applicable V-Band Integrated O2 bung

Understanding 90mm Turbochargers

BorgWarner S500SX Series Turbo- 90mm #179191 - Stainless Headers

What is a 90mm Turbocharger?

A 90mm turbocharger refers to the size of the compressor inducer wheel, which plays a crucial role in determining the turbo’s performance characteristics. The larger the wheel, the more air it can move, potentially increasing horsepower and torque. Turbochargers of this size are typically found in high-performance applications, such as racing or modified street cars.

Advantages of 90mm Turbochargers

  1. High Power Potential: 90mm turbos can generate significant horsepower, often exceeding 1400 HP in specific models like the TB90 FATBOY.
  2. Versatility: These turbos can be used in various applications, from street performance to motorsports.
  3. Enhanced Performance: Faster spool-up times and better response can be achieved with advanced technologies like billet compressor wheels.

Performance Turbochargers - Garrett - G GT GTX GTW Series Turbo TBG

Applications of 90mm Turbochargers

90mm turbochargers are commonly used in various automotive contexts, including:

  • Racing Vehicles: Their ability to produce substantial horsepower makes them ideal for competitive racing scenarios.
  • Street Performance Cars: Modified street cars often utilize 90mm turbos for enhanced performance.
  • Custom Builds: Car enthusiasts building unique setups often favor 90mm turbos for their flexibility and power potential.

Technical Features of 90mm Turbochargers

Feature GTX5533R GEN II BorgWarner S500SX Comp Turbo CTR4828R-8890 Garrett G30-900 TB90 FATBOY
Maximum Horsepower 2100 HP 1475 HP 1650 HP Not specified 1400+ HP
Compressor Inducer Size 91mm 91mm 88/90mm 90mm 90mm
Turbine Wheel Size Not specified 110mm Not specified Not specified Not specified
A/R Ratio Not specified 0.85 Not specified 1.01 Not specified
Inlet Flange Type Not specified T4 Not specified Not specified Not specified
Special Features Speed sensor Twin scroll High-performance design Internal wastegate Fast spool-up

Selecting the Right 90mm Turbocharger

Factors to Consider

When selecting a 90mm turbocharger, consider the following factors:

  • Horsepower Goals: Determine the horsepower you aim to achieve with your vehicle.
  • Vehicle Compatibility: Ensure the turbo fits your vehicle’s engine and setup.
  • Budget: High-performance turbos can vary significantly in price. Set a budget that aligns with your performance goals.

Installation Considerations

Installing a 90mm turbocharger requires careful planning and execution:

  • Tuning: Proper tuning is crucial for maximizing performance and ensuring engine safety.
  • Supporting Mods: Consider upgrading supporting components like fuel injectors, exhaust systems, and intercoolers to handle the increased power.

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Conclusion

90mm turbochargers offer an exceptional blend of power and versatility, making them a popular choice for automotive enthusiasts and racers alike. With various models available, including the GTX5533R GEN II and BorgWarner S500SX, users can find a turbo that fits their performance needs. Understanding the technical features and considerations for installation will ensure you select the right 90mm turbo for your vehicle.

FAQ

What is a turbocharger?
A turbocharger is a device that forces more air into an engine’s combustion chamber, allowing for more fuel to be burned and increasing overall power output.

Why choose a 90mm turbocharger?
A 90mm turbocharger can deliver significant horsepower and is versatile enough for various applications, from racing to street performance.

What is the horsepower potential of a 90mm turbo?
Horsepower can vary widely depending on the model, with some 90mm turbos capable of exceeding 1400 HP.

How does turbo size affect performance?
Larger turbos can move more air, increasing horsepower, but may also experience lag. Smaller turbos spool faster but may not support high horsepower.

Do I need to modify my vehicle for a 90mm turbo?
Yes, proper installation may require modifications to your vehicle’s fuel system, exhaust, and tuning to support the increased power.

What is the importance of tuning with a turbocharger?
Tuning optimizes engine performance, ensuring the vehicle runs efficiently and safely with the added power from the turbo.

Can I use a 90mm turbo on a stock engine?
While possible, it’s recommended to upgrade supporting components and ensure your engine can handle the added stress before installation.

What is a twin-scroll turbo?
A twin-scroll turbocharger uses two separate exhaust paths to improve efficiency and reduce turbo lag, enhancing overall performance.

What materials are 90mm turbochargers made from?
Most turbochargers are made from high-strength alloys and materials that can withstand high temperatures and pressures.

Where can I find more information on turbochargers?
For more details, visit reputable automotive performance websites such as www.garrettmotion.com, www.stainlessheaders.com, or check out product specifics on www.lsxceleration.com.