What is the main purpose of a flywheel?

A flywheel stores rotational energy from the engine and smooths out power delivery to the transmission. It also provides the friction surface for the clutch disc to engage with, allowing you to shift gears.

What does '2-piece rear main seal' mean for my engine?

This refers to the design of the seal that prevents oil from leaking out of the back of the engine where the crankshaft exits. Your engine's specific design dictates whether it uses a 1-piece or 2-piece rear main seal, and this flywheel is made for the 2-piece type.

Does this flywheel come with any hardware?

This flywheel is sold as the unit itself. It's recommended to refer to the manufacturer's installation guide or consult with a professional to determine if any specific hardware, such as flywheel bolts, is required and not included.

SPEC Steel Flywheel SC66S for Chevy Small Block V8

Name: Spec Steel Flywheel For Chevy Small Block 2pc Rear Main V8 w/LT1 T56
Brand: SPEC
SKU: spec-spec-steel-flywheel-for-chevy-small-block-2pc-rear-main-v8-w-lt1-t56-t14-4359457
Price: 498.20 USD
Availability: BackOrder

Spec Steel Flywheel For Chevy Small Block 2pc Rear Main V8 w/LT1 T56

$498.20

On Backorder

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

SPEC Steel Flywheel SC66S for Chevy Small Block V8 w/LT1 T56.

Key Features

Fits Chevy Small Block V8 engines with a 2-piece rear main seal.
Compatible with LT1 T56 transmissions.
Constructed from durable steel for street performance.
Designed to provide a smooth engagement surface for the clutch disc.
Helps to dampen engine vibrations.

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Product Details

This flywheel is a solid steel unit designed for Chevy Small Block V8 engines that use a 2-piece rear main seal and are paired with an LT1 T56 transmission. It's a crucial part of your clutch system, providing a smooth surface for your clutch disc to engage with and helping to dampen vibrations from the engine.

SPEC built this flywheel from strong steel, which is a good choice for street performance and general use because it offers a good balance of durability and weight. It's designed to handle the demands of a performance clutch setup without being excessively heavy, which can help maintain good throttle response. This particular model is made to fit the specific configuration of a 2-piece rear main seal on the Chevy Small Block, ensuring proper alignment and engagement with your LT1 T56 transmission.

When you're installing this, remember that it's designed as a direct replacement for the factory flywheel in the specified applications. Make sure to follow the manufacturer's instructions for proper torque and any necessary preparation of the mating surfaces for your clutch disc and pressure plate.