What specific engine does this gasket kit fit?

This Cometic Street Pro gasket kit is designed for the 6.6L Duramax LB7 engine found in specific GM trucks. The kit includes components with a 4.100-inch bore and .040-inch thick MLS cylinder head gaskets.

What types of gasket materials are included in this kit?

The kit utilizes a range of quality gasket materials chosen for durability and sealing. These include Multi-Layer Steel (MLS), AFM (Advanced Sealing Material), Aramid Fiber, and Armor Clad.

Is this kit suitable for a complete engine rebuild?

This is a top-end gasket kit, meaning it includes the necessary gaskets and seals for the upper portion of the engine. For a complete engine rebuild, you would need to source a separate bottom-end gasket set.

Specifications

Brand: Cometic Gasket
Part #: PRO3008T

Cometic Street Pro 01-04 GM 6.6L Duramax 4.100in Bore Top End Gasket Kit

Name: Cometic Street Pro 01-04 GM 6.6L Duramax 4.100in Bore Top End Gasket Kit
Brand: Cometic Gasket
SKU: cometic-gasket-cometic-street-pro-01-04-gm-6-6l-duramax-4-100in-bore-top-end-gas-t14-116714
Price: 513.38 USD
Availability: InStock

$513.38

Only 5 left in stock

Fits 2001-2004 Chevy Silverado 2500 HD. Cometic Street Pro top end gasket kit with MLS head gaskets for your rebuild.

Key Features

Fits 2001-2004 Chevrolet Silverado 2500 HD, 2001-2004 Chevrolet Silverado 3500, 2001-2004 GMC Sierra 2500 HD, and 2001-2004 GMC Sierra 3500.
This is a top-end gasket kit designed for the 6.6L Duramax LB7 engine.
Features a 4.100-inch bore size and .040-inch thick Multi-Layer Steel (MLS) cylinder head gaskets.
Includes a variety of quality gasket materials such as MLS, AFM, Aramid Fiber, and Armor Clad.
Cometic Street Pro kits are intended for budget-minded street-rodder rebuilds.
Provides all necessary gaskets and seals for a top-end engine rebuild.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will it fit your car?

About this part

Product Details

Cometic Gasket is known for making well-built gaskets for a wide range of applications. If you're rebuilding the top end of your 2001-2004 Chevrolet Silverado 2500 HD or GMC Sierra 2500 HD with the 6.6L Duramax engine, this Cometic Street Pro gasket kit is designed to give you all the seals and gaskets you need to get the job done right. This kit focuses on providing quality materials for a reliable rebuild, whether you're working on a street rod project or a daily driver.

This kit includes a variety of gasket materials to suit different needs within the engine. You'll find MLS (Multi-Layer Steel) gaskets, which are standard for many modern engines due to their strength and ability to handle high cylinder pressures. It also incorporates AFM (Advanced Sealing Material), Aramid Fiber, and Armor Clad materials, all chosen for their durability and sealing capabilities. The cylinder head gaskets are specifically .040 inches thick with a 4.100-inch bore, designed to fit the 6.6L Duramax LB7 engine. Having all these components in one kit simplifies the rebuild process, ensuring you have the correct parts without having to source them individually.

This Street Pro kit is a solid option for budget-conscious rebuilds, offering the essential gaskets and seals for the top end of your Duramax engine. It's important to refer to the manufacturer's installation instructions for specific details on preparing surfaces and installing each gasket to ensure optimal performance and longevity.