What is the benefit of an aluminum flywheel with a steel insert?

An aluminum flywheel is lighter than a stock cast iron unit, allowing the engine to rev more quickly. The steel insert provides a strong, wear-resistant surface for the clutch disc to engage with, improving durability.

Will this flywheel change how my car idles?

Lighter flywheels can sometimes make an engine feel less stable at idle because there's less mass to keep it spinning smoothly. However, the improved acceleration response is often considered a worthwhile trade-off.

Does this flywheel come with all the necessary hardware for installation?

This product listing is for the flywheel itself. It's recommended to consult the manufacturer's installation guide or contact customer support to confirm if any specific hardware is included or required.

Specifications

Brand: SPEC
Part #: SC75AFPK

Spec 98-02 Firebird/Trans Am / 97-04 Corvette / 04-06 GTO Aluminum Flywheel Steel Center Insert

Name: Spec 98-02 Firebird/Trans Am / 97-04 Corvette / 04-06 GTO Aluminum Flywheel Steel Center Insert
Brand: SPEC
SKU: spec-spec-98-02-firebird-trans-am-97-04-corvette-04-06-gto-aluminum-flywheel-ste-t14-4386837
Price: 78.87 USD
Availability: BackOrder

$78.87

On Backorder

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

SPEC aluminum flywheel with steel center insert for 98-02 Firebird/Trans Am, 97-04 Corvette, 04-06 GTO. Reduces rotational mass for quicker engine response.

Key Features

Fits 1998-2002 Firebird/Trans Am, 1997-2004 Corvette, and 2004-2006 GTO.
Aluminum construction offers a significant weight reduction compared to stock flywheels.
Features a durable steel center insert for the clutch friction surface.
Reduces engine rotational mass for improved acceleration and throttle response.

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About this part

Product Details

This SPEC flywheel features a steel center insert, a smart choice for durability where the clutch disc makes contact. It's designed to reduce the rotational mass of your engine, which means your engine can rev up and down more quickly. This can lead to a more responsive feel when you're accelerating or decelerating, especially noticeable in performance driving scenarios.

Crafted from aluminum, this flywheel is significantly lighter than a stock cast iron unit. The steel insert is pressed in and provides a strong, wear-resistant surface for your clutch to engage with, helping to prevent premature wear on the flywheel itself. This combination aims to give you the benefits of a lighter flywheel without sacrificing the longevity of the friction surface.

When installing a lighter flywheel, it's common to notice a change in how the engine behaves. It might feel a bit less "planted" at idle, but the improved acceleration response is often a welcome trade-off for drivers looking to get more out of their vehicle's performance.