What does the 1.21 A/R ratio mean for my turbo's performance?

The A/R ratio, or Area/Radius, affects how the turbocharger spools and performs at different RPMs. A 1.21 A/R generally offers a good balance, promoting quicker spool-up than a larger A/R while still allowing for strong top-end power delivery.

What is the advantage of a V-band connection over a traditional flange?

V-band connections use a clamp to secure the housing, creating a strong, leak-free seal that is often easier to install and remove than bolted flanges. This can simplify maintenance and tuning adjustments.

Can this turbine housing be used with any Garrett G35 turbocharger?

This housing is specifically designed for Garrett G35 turbochargers configured for reverse rotation. It's essential to verify that your turbocharger model and rotation direction match the specifications of this housing kit before installation.

Specifications

Brand: Garrett
Part #: 740902-0115

Garrett G35 Turbine Housing Kit O/V V-Band / V-Band 1.21 A/R (Reverse Rotation)

Name: Garrett G35 Turbine Housing Kit O/V V-Band / V-Band 1.21 A/R (Reverse Rotation)
Brand: Garrett
SKU: garrett-garrett-g35-turbine-housing-kit-o-v-v-band-v-band-1-21-a-r-reverse-rotat-t14-338570
Price: 842.57 USD
Availability: BackOrder

$842.57

On Backorder

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

Garrett G35 Turbine Housing Kit O/V V-Band / V-Band 1.21 A/R (Reverse Rotation). Essential for building a custom turbo setup.

Key Features

This is a Garrett G35 Turbine Housing Kit for reverse rotation turbochargers.
Features a V-band inlet and a V-band outlet for simplified and secure connections.
Includes a 1.21 A/R (Area/Radius) ratio for a balanced spool and powerband.
Constructed from durable cast iron to withstand high exhaust temperatures and pressures.
Part number 740902-0115.
Not CARB approved; cannot ship to California.

Secure CheckoutFast Shipping631-982-0042

About this part

Product Details

If you're building a custom forced induction system for your performance vehicle, selecting the right turbine housing is key to tuning your turbocharger's response and powerband. This Garrett G35 Turbine Housing Kit is designed for reverse rotation applications, allowing for precise control over exhaust gas flow into the turbine wheel. It features a V-band inlet and a V-band outlet, which simplifies installation and ensures a secure, leak-free connection compared to traditional flanged setups. The 1.21 A/R (Area/Radius) ratio is a crucial spec, dictating the housing's ability to spool the turbocharger efficiently at lower RPMs while still supporting high-end power output. This particular housing is well-suited for applications aiming for a broad powerband, offering a good balance between quick spool and top-end flow.

Garrett is a well-known name in turbocharger technology, and this housing kit reflects their commitment to performance. The cast iron construction is durable and designed to withstand the high temperatures and pressures found in exhaust systems. The inclusion of the V-band clamp and flange makes this a complete kit, ready for integration into your custom exhaust manifold and downpipe. When choosing an A/R ratio, consider your engine's displacement, camshaft profile, and desired power goals. A 1.21 A/R is often a popular choice for many performance builds seeking improved throttle response without sacrificing peak horsepower potential. This housing is specifically for reverse rotation turbos, so ensure your turbocharger is configured for this orientation before purchasing.

This turbine housing is not CARB approved and cannot be shipped to California. Always consult with your turbo specialist or engine builder to confirm this housing's suitability for your specific turbocharger model and overall build strategy. Proper installation and tuning are critical for achieving optimal performance and reliability from any custom turbo system.