What is the main benefit of a twin-disc clutch pack?

A twin-disc clutch pack uses two friction discs instead of one. This increases the surface area for engagement, which helps the clutch hold more power and dissipate heat more effectively, especially during aggressive driving or high-RPM shifts.

What does the 'PT Trim' designation mean for this SPEC clutch pack?

The 'PT Trim' refers to a specific friction material compound developed by SPEC. This compound is chosen for its particular performance characteristics, offering improved engagement and durability compared to other friction materials.

Do I need any special tools or modifications for installation?

While this clutch pack is designed to fit within the factory bellhousing, it's recommended to have the flywheel resurfaced or replaced. Always refer to the manufacturer's installation instructions for any specific tool requirements or procedures.

SPEC Super Twin Disc Clutch Pack SC66PTDP

Name: Spec GM LS2/3/7 (PT Trim) Super Twin Disc Pack
Brand: SPEC
SKU: spec-spec-gm-ls2-3-7-pt-trim-super-twin-disc-pack-t14-364044
Price: 297.52 USD
Availability: BackOrder

Spec GM LS2/3/7 (PT Trim) Super Twin Disc Pack

$297.52

On Backorder

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

Spec GM LS2/3/7 (PT Trim) Super Twin Disc Pack

Key Features

Fits GM LS2, LS3, and LS7 engines.
Twin disc design for improved holding power and heat management.
Features SPEC's PT trim friction material for enhanced engagement.
Designed to fit within the factory bellhousing for easier installation.
Well-built component for increased power handling.

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Product Details

The SPEC Super Twin Disc Clutch Pack, part number SC66PTDP, is built with a unique friction material that offers a notable improvement in engagement and holding power over stock clutch setups. This twin-disc design is specifically engineered for GM LS2, LS3, and LS7 engines, making it a solid option for those looking to handle increased power output or simply want a more robust clutch system.

This clutch pack features two friction discs, which distribute the load over a larger surface area. This not only helps with heat dissipation during aggressive driving but also contributes to a more consistent engagement feel. The PT trim designation indicates a specific friction material compound chosen by SPEC for its durability and performance characteristics under demanding conditions. While it's a twin-disc setup, it's designed to fit within the factory bellhousing, simplifying installation compared to some aftermarket multi-disc systems.

When installing a twin-disc clutch like this, it's always a good idea to have a flywheel resurfaced or replaced to ensure a perfectly flat mating surface for both discs. This helps prevent premature wear and ensures smooth operation from the start. This clutch pack is a well-built component for enthusiasts looking to upgrade their drivetrain's capability.