The Garrett G-Series G40-1150 turbocharger unit is engineered for enthusiasts who demand serious mid-to-high horsepower output without sacrificing throttle response. Paired with a T4 divided .85 A/R turbine housing, this ball-bearing turbo is built for builders who need a turbocharger that spools efficiently while still delivering strong top-end flow. It’s the ideal choice for performance platforms pushing into serious power territory that still require a responsive, streetable powerband.
Specifications
- Compressor Wheel Inducer: 71mm
- Compressor Wheel Exducer: 88mm
- Compressor Wheel Trim: 65
- Compressor Housing A/R: 0.80
- Turbine Wheel Inducer: 77mm
- Turbine Wheel Exducer: 70mm
- Turbine Wheel Trim: 84
- Turbine Housing A/R: .85
- Turbine Housing Type: T4 Divided
- Bearing Type: Ball Bearing
- HP Capacity: 400-550 hp
- Garrett P/N: G40-1150
Performance & Application
This G40-1150 configuration is built for applications targeting 400-550 hp, making it a strong fit for builders looking to move well beyond stock power levels while retaining excellent drivability. The ball-bearing core delivers excellent low-end response, helping the turbo come on boost quickly and predictably. Combined with the .85 A/R T4 divided turbine housing, this unit offers high-flow capability for sustained top-end performance without giving up the responsiveness that makes G-Series turbos a favorite among serious enthusiasts. This is a turbocharger built for drivers who want both quick spool characteristics and the flow capacity to support real horsepower gains.
Frequently Asked Questions
- What HP can the G40-1150 support?
- This turbocharger is designed for applications in the 400-550 hp range.
- Is this a ball bearing or journal bearing turbo?
- The G40-1150 is a ball-bearing turbocharger.
- What turbine housing A/R does this unit use?
- It comes equipped with a .85 A/R T4 divided turbine housing.
- What is the compressor housing A/R ratio?
- The compressor housing A/R is 0.80.
For builders who need a ball-bearing turbo capable of both quick response and serious high-end flow, the Garrett G40-1150 with T4 divided .85 A/R turbine housing delivers exactly that balance.
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