What is a CHRA and what does it include?

CHRA stands for Center Housing Rotating Assembly. It is the core of a turbocharger, containing the turbine wheel, compressor wheel, and the shaft connecting them, all housed within the center bearing housing. This unit is balanced to high speeds for smooth operation.

Why would I need a reverse rotation turbocharger?

A reverse rotation turbocharger is used when the standard rotation would not allow for proper fitment in the engine bay, or if it interferes with other components like exhaust manifolds or intake plumbing. It offers a unique solution for custom turbo setups or specific factory applications.

What else is needed to complete the turbocharger assembly?

This product is a CHRA, which is the core rotating assembly. To build a complete turbocharger, you will need to select and purchase compatible Garrett turbine housings and compressor housings that match your engine's displacement, performance goals, and the CHRA's specifications.

Garrett G30-825 Reverse Rotation Turbo Cartridge 934120-5002

Name: Garrett G30-825 Reverse Rotation G-Series II CHRA
Brand: Garrett
SKU: garrett-garrett-g30-825-reverse-rotation-g-series-ii-chra-t14-836983
Price: 1942.05 USD
Availability: BackOrder

Garrett G30-825 Reverse Rotation G-Series II CHRA

$1942.05

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Garrett G30-825 Reverse Rotation G-Series II CHRA turbo cartridge.

Key Features

This is a Garrett G30-825 Reverse Rotation G-Series II CHRA.
Features a 73mm exducer compressor wheel with an 82mm inducer.
Utilizes advanced aerodynamics for improved performance.
Reverse rotation design offers unique fitment solutions for custom applications.
Compressor wheel is forged from a strong aluminum alloy.
Turbine wheel is constructed from a high-temperature resistant alloy.

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Product Details

The Garrett G30-825 Reverse Rotation G-Series II CHRA features a 73mm exducer compressor wheel with a 82mm inducer, designed for high-flow applications. This cartridge utilizes advanced aerodynamics and materials to offer improved performance over previous generations. The reverse rotation design is specifically for applications where a standard rotation turbocharger would not fit or would interfere with other engine components, making it a unique solution for custom builds or specific factory turbocharger replacements. Its robust construction is built to handle the demands of boosted engines, aiming for reliability and consistent power delivery.

Garrett's G-Series II turbochargers incorporate updated aerodynamic designs for both the compressor and turbine sides. The compressor wheel in this G30-825 model is forged from a strong aluminum alloy, contributing to its lightweight and durable nature, while the turbine wheel is made from a high-temperature resistant alloy capable of withstanding extreme exhaust gas temperatures. The CHRA (Center Housing Rotating Assembly) includes the core components: the compressor housing, turbine housing, and the rotating assembly itself, balanced to high standards for smooth operation and longevity. This balanced assembly is crucial for preventing premature wear and ensuring the turbocharger operates efficiently across its intended RPM range.

For those building a custom forced induction system or replacing a specific factory turbo, the reverse rotation aspect of this G30-825 cartridge is a key consideration. It allows for more flexible plumbing and manifold configurations, especially in tight engine bays. While this is a CHRA unit, it is intended to be paired with appropriate Garrett turbine housings and compressor housings to complete the turbocharger assembly, tailored to your specific engine's needs and performance goals. Proper installation and tuning are essential to realize the full potential and ensure the longevity of this high-performance component.