What is Ni-Resist material and why is it used in this turbine housing?

Ni-Resist is a high-nickel cast iron alloy chosen for its exceptional resistance to high temperatures and thermal shock. This makes it ideal for turbine housings, which experience extreme heat from exhaust gases, helping to prevent cracking and ensure long-term durability.

What are the benefits of a V-band inlet and outlet?

V-band connections use a clamp system to secure the housing, offering a more robust and leak-free seal compared to traditional bolted flanges. This design also simplifies installation and removal, which can be beneficial during maintenance or tuning.

What does the 0.83 A/R ratio mean for performance?

The A/R ratio (Area divided by Radius) of a turbine housing affects exhaust gas velocity and backpressure. A 0.83 A/R generally provides a good balance, allowing the turbo to spool up relatively quickly while still supporting strong airflow at higher engine speeds for sustained power.

Garrett GT30R Turbine Housing 0.83 A/R Ni-Resist 740902-0035

Name: Garrett GT30R Turbine Housing Kit O/V V-Band / V-Band 0.83 A/R (Ni-Resist)
Brand: Garrett
SKU: garrett-garrett-gt30r-turbine-housing-kit-o-v-v-band-v-band-0-83-a-r-ni-resist-t14-22808
Price: 564.53 USD
Availability: InStock

Garrett GT30R Turbine Housing Kit O/V V-Band / V-Band 0.83 A/R (Ni-Resist)

$564.53

Only 5 left in stock

Garrett GT30R Turbine Housing Kit O/V V-Band / V-Band 0.83 A/R (Ni-Resist)grt740902-0035

Key Features

Fits Garrett GT30R turbochargers.
Constructed from Ni-Resist, a high-nickel cast iron alloy for superior heat resistance.
Features a V-band inlet and V-band outlet for secure and easy installation.
0.83 A/R ratio balances spool speed and top-end power.
Open-sided (O/V) design aids in exhaust gas scavenging.
Designed for high-temperature performance applications.

This turbine housing is designed to fit Garrett GT30R turbochargers. Always verify compatibility with your specific turbocharger model.

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Product Details

This Garrett GT30R turbine housing is cast from Ni-Resist, a high-nickel cast iron alloy known for its excellent thermal stability and resistance to high temperatures. This material choice is crucial for handling the extreme heat generated by exhaust gases in a turbocharger system, helping to prevent cracking and warping over time. The housing features a V-band inlet and V-band outlet, which simplifies installation and ensures a secure, leak-free connection compared to traditional flange setups. With an A/R ratio of 0.83, this housing is designed to optimize exhaust flow for a balance between quick turbo spool-up and sustained high-RPM power delivery, making it a popular choice for performance builds.

The open-sided (O/V) design of the turbine housing can also contribute to improved exhaust gas scavenging, further enhancing turbocharger efficiency. Garrett is a well-known name in the forced induction world, and this turbine housing is built to meet the demands of performance applications. Its robust construction and carefully chosen materials mean it's ready to withstand the rigors of spirited driving and track use. When upgrading or rebuilding your turbo system, selecting a turbine housing that can handle the heat and flow efficiently is key to achieving your desired performance goals.

This kit includes the turbine housing itself. Ensure you have the necessary V-band clamps and gaskets for installation, as these are typically sold separately. Proper fitment with your specific Garrett GT30R turbocharger center section is essential, so always double-check compatibility before ordering. This part is not CARB approved and cannot be shipped to California.