What is the advantage of a twin-disc clutch over a single-disc clutch?

A twin-disc clutch uses two friction discs instead of one. This doubles the surface area available for engagement, allowing it to hold significantly more torque and power than a comparable single-disc setup. It also helps distribute heat more effectively.

What does the 'SS-Trim' designation mean for this clutch?

The SS-Trim designation indicates that this clutch kit features sprung center hubs on its friction discs. This design helps to absorb driveline shock and vibration, making the clutch more comfortable for daily driving and reducing stress on other drivetrain components.

What is the recommended break-in procedure for this clutch kit?

For optimal performance and longevity, it is crucial to follow the specific break-in procedure outlined by SPEC. This typically involves a period of gentle driving with no hard launches or aggressive shifting to allow the clutch surfaces to properly mate.

Specifications

Brand: SPEC
Part #: SC68SST-2

Spec GM LT4 (Gen V)/GM LSA/8 Bolt LSX to T56/Magnum Transmission SS-Trim Twin Disc Clutch Kit

Name: Spec GM LT4 (Gen V)/GM LSA/8 Bolt LSX to T56/Magnum Transmission SS-Trim Twin Disc Clutch Kit
Brand: SPEC
SKU: spec-spec-gm-lt4-gen-v-gm-lsa-8-bolt-lsx-to-t56-magnum-transmission-ss-trim-twin-t14-145618
Price: 1596.44 USD
Availability: BackOrder

$1596.44

On Backorder

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

Key Features

Fits GM LT4 (Gen V), GM LSA, and 8 Bolt LSX engines.
Designed to mate with T56 and Magnum transmissions.
Twin disc design offers increased surface area for superior holding capacity.
SS-Trim features sprung center hubs on friction discs for improved drivability.
Handles significant torque and RPMs for high-horsepower applications.
Includes necessary components for installation.

Secure CheckoutFast Shipping631-982-0042

About this part

Product Details

If you're building a high-horsepower GM vehicle with an LT4, LSA, or an 8-bolt LSX engine and want to pair it with a T56 or Magnum transmission, you're going to need a clutch that can handle the power. This SPEC SS-Trim Twin Disc Clutch Kit is designed for just that scenario. It's built to manage the significant torque and RPMs these powerful engine platforms can produce, ensuring smooth engagement and reliable power transfer to your drivetrain.

This twin-disc setup uses two friction discs, which dramatically increases the surface area available for holding power compared to a single disc. The SS-Trim designation means it's a well-built unit featuring a sprung center hub design on the discs. This helps absorb some of the shock and vibration that can come with aggressive driving or high-torque applications, making it more streetable than some other high-performance clutch options. The kit includes the necessary components to get your transmission connected to your powerful engine, ensuring a solid connection that won't let you down when you put the hammer down.

When installing a twin-disc clutch, it's important to follow the manufacturer's instructions carefully, as alignment and proper break-in procedures are critical for optimal performance and longevity. This kit is a robust solution for anyone looking to upgrade their drivetrain to handle serious power, offering a balance of holding capacity and drivability for modified GM vehicles.