The Garrett G30-660 standard rotation turbocharger is engineered for enthusiasts building serious high-boost applications who need a compact, ball bearing turbo capable of aggressive spool without sacrificing top-end capability. Its combination of a responsive compressor wheel and open T3 turbine inlet makes it a strong choice for builders migrating from larger frame turbos who still want quick transient response. This assembly is ready for integration with the fittings needed to get oil and coolant plumbed in with minimal hassle.
Specifications
- Compressor Wheel Inducer: 54mm
- Compressor Wheel Exducer: 67mm
- Compressor Wheel Trim: 65
- Compressor Housing A/R: 0.70
- Compressor Inlet: 3″
- Compressor Outlet: 2″
- Turbine Wheel Inducer: 60mm
- Turbine Wheel Exducer: 55mm
- Turbine Wheel Trim: 84
- Turbine Housing A/R: 1.01
- Turbine Housing Inlet: T3 Open (undivided) inlet (same flange size and placement as GTX)
- Turbine Housing Outlet: 3.55 inch (90mm) O.D. w/81mm centering ring V-Band
- Rotation: Standard
- Bearing Type: Ball bearing
Performance & Application
This G30-660 is built for high-boost performance applications where quick spool and strong top-end flow are both required. The undivided open T3 turbine inlet shares the same flange size and placement as GTX-series turbines, simplifying manifold compatibility for builders upgrading within the Garrett lineup. Ball bearing construction supports the demands of high boost setups while maintaining fast throttle response. This configuration suits enthusiasts seeking a turbo that bridges strong spool characteristics with the flow capacity needed for aggressive power targets.
What’s Included
- Oil Feed (1mm) Restrictor Fitting to -4AN
- Two Coolant Fittings to -6AN
Frequently Asked Questions
- What is the A/R ratio of this turbo?
- The compressor housing has a 0.70 A/R, and the turbine housing has a 1.01 A/R, undivided configuration.
- Is this a ball bearing or journal bearing turbo?
- This G30-660 features ball bearing construction, which supports high boost applications.
- What turbine housing inlet configuration does this
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