The Garrett CHRA for the G-Series II G25-700 Reverse Rotation is built for enthusiasts and engine builders upgrading from Gen I platforms who demand more flow without sacrificing the proven housing architecture they already trust. This center housing rotating assembly is engineered for those who need a direct, calibration-ready upgrade path — whether integrating into an existing turbo, building a supercore, or sourcing the CHRA on its own. It represents the next evolution of the G-Series lineup, delivering more performance from the same trusted footprint.
Specifications
- Compressor Housing Compatibility: Utilizes Gen I compressor housings
- Turbine Housing Compatibility: Utilizes Gen I turbine housings
- Compressor Flow Improvement: Up to 10% higher compressor flow compared to G-Series Gen I at peak pressure ratio and peak turbo RPM
- Rotation Configuration: Reverse Rotation
- Turbine Wheel Material: Mar-M alloy
- Turbine Wheel Temperature Rating: Rated up to 1050° C
- Turbine Housing Material: Stainless steel
- Turbine Housing Temperature Rating: Rated up to 1050° C
- Inlet V-Band Flange (Turbo Manifold Side): ATP-FLS-350
- Outlet V-Band Flange (Down-pipe Side): ATP-FLS-351
- Oil Drain Flange Product Code: ATP-FLA-010
- Oil Drain Gasket Product Code: GRT-GSK-008
- Oil Drain Fasteners Product Code: MIA-FST-034
- Boost Pressure Port Fitting Product Code: ATP-FTG-198
- Speed Sensor Kit Product Code: ATP-ACS-032
- Garrett P/N: 934113-5002S
Performance & Application
This G25-700 Reverse Rotation CHRA is purpose-built as a direct upgrade for Gen I G-Series customers seeking a meaningful flow increase without changing their existing housing setup. With calibration to unl

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