The Garrett GTW3476R SuperCore is a ball bearing turbo core built for enthusiasts who want serious top-end power without sacrificing the durability and precision Garrett is known for. Supplied without a turbine housing, this SuperCore gives builders the flexibility to match it to their specific application. It’s the ideal foundation for anyone targeting a high-flowing 5857-class turbo backed by GTW Series engineering.
Specifications
- Compressor Wheel Inducer: 58.3mm
- Compressor Wheel Exducer: 76.4mm
- Compressor Wheel Trim: 58
- Turbine Wheel Inducer: 65.0mm
- Turbine Wheel Exducer: 56.6mm
- Turbine Wheel Trim: 76
- Bearing Type: Ball Bearing
- Frame Size: T04S
- Compressor Inlet: 4″
- Compressor Outlet: 2.5″
- HP Capacity: 700 HP potential flow
- Anti-Surge Design: Built-in & machined anti-surge
- Garrett P/N: 841691-5001S
- Also Known As: GTW5857R
Performance & Application
The GTW3476R is Garrett’s performance answer to the popular 5857 turbo size, engineered to deliver strong high-power capability while maintaining the responsiveness ball bearing technology is known for. This SuperCore is suited to builders seeking a high-flow platform with real top-end potential, backed by the anti-surge design built into the T04S frame. Sold without a turbine housing, it offers a flexible foundation for custom turbo system builds where a specific housing configuration is required. It represents strong performance value within the GTW Series lineup.
Frequently Asked Questions
- What HP can the GTW3476R support?
- The GTW3476R has a 700 HP potential flow capacity.
- Is this a ball bearing or journal bearing turbo?
- The GTW3476R is a ball bearing SuperCore.
- Does this SuperCore include a turbine housing?
- No, this is a turbo SuperCore supplied without a turbine housing.
- What does GTW5857R refer to?
- GTW5857R is an alternate name for the Garrett GTW3476R, referring to its 58/57mm sizing.
For builders chasing serious power in the 5857 platform, the GTW3476R SuperCore delivers the GTW Series performance and reliability needed to get there.
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